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5135252497 is a prime number
BaseRepresentation
bin1001100100001010…
…11011110000010001
3111020212212212002221
410302011123300101
541004111034442
62205322141041
7241153632424
oct46205336021
914225785087
105135252497
1121a5797231
12bb3951781
1363ab9605b
1436a02b9bb
15200c71467
hex13215bc11

5135252497 has 2 divisors, whose sum is σ = 5135252498. Its totient is φ = 5135252496.

The previous prime is 5135252491. The next prime is 5135252519. The reversal of 5135252497 is 7942525315.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4739083281 + 396169216 = 68841^2 + 19904^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5135252497 is a prime.

It is a pancake number, because a pancake can be divided into 5135252497 parts by 101343 straight cuts.

It is not a weakly prime, because it can be changed into another prime (5135252491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2567626248 + 2567626249.

It is an arithmetic number, because the mean of its divisors is an integer number (2567626249).

Almost surely, 25135252497 is an apocalyptic number.

It is an amenable number.

5135252497 is a deficient number, since it is larger than the sum of its proper divisors (1).

5135252497 is an equidigital number, since it uses as much as digits as its factorization.

5135252497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 378000, while the sum is 43.

The square root of 5135252497 is about 71660.6760852840. The cubic root of 5135252497 is about 1725.2575401516.

The spelling of 5135252497 in words is "five billion, one hundred thirty-five million, two hundred fifty-two thousand, four hundred ninety-seven".