151112501 has 2 divisors, whose sum is σ = 151112502. Its totient is φ = 151112500.

The previous prime is 151112497. The next prime is 151112513. The reversal of 151112501 is 105211151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150430225 + 682276 = 12265^2 + 826^2 .

It is a cyclic number.

It is not a de Polignac number, because 151112501 - 2² = 151112497 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 151112501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151117501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75556250 + 75556251.

It is an arithmetic number, because the mean of its divisors is an integer number (75556251).

Almost surely, 2^151112501 is an apocalyptic number.

It is an amenable number.

151112501 is a deficient number, since it is larger than the sum of its proper divisors (1).

151112501 is an equidigital number, since it uses as much as digits as its factorization.

151112501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50, while the sum is 17.

The square root of 151112501 is about 12292.7824759084. The cubic root of 151112501 is about 532.6396157234.

Adding to 151112501 its reverse (105211151), we get a palindrome (256323652).

The spelling of 151112501 in words is "one hundred fifty-one million, one hundred twelve thousand, five hundred one".