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245134037 is a prime number
BaseRepresentation
bin11101001110001…
…11001011010101
3122002021002200102
432213013023111
51000223242122
640154023445
76034414331
oct1647071325
9562232612
10245134037
1111640a915
126a117b85
133ba2a935
14247b07c1
15167c2492
hexe9c72d5

245134037 has 2 divisors, whose sum is σ = 245134038. Its totient is φ = 245134036.

The previous prime is 245134031. The next prime is 245134049. The reversal of 245134037 is 730431542.

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., 227376241 + 17757796 = 15079^2 + 4214^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-245134037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245134031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122567018 + 122567019.

It is an arithmetic number, because the mean of its divisors is an integer number (122567019).

Almost surely, 2245134037 is an apocalyptic number.

It is an amenable number.

245134037 is a deficient number, since it is larger than the sum of its proper divisors (1).

245134037 is an equidigital number, since it uses as much as digits as its factorization.

245134037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 245134037 is about 15656.7569119534. The cubic root of 245134037 is about 625.8465643816.

Adding to 245134037 its reverse (730431542), we get a palindrome (975565579).

The spelling of 245134037 in words is "two hundred forty-five million, one hundred thirty-four thousand, thirty-seven".