151275251 has 2 divisors, whose sum is σ = 151275252. Its totient is φ = 151275250.

The previous prime is 151275217. The next prime is 151275287. The reversal of 151275251 is 152572151.

It is a weak prime.

It is an emirp because it is prime and its reverse (152572151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 151275251 - 2²⁶ = 84166387 is a prime.

It is a super-2 number, since 2×151275251² = 45768403130226002, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (151275211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75637625 + 75637626.

It is an arithmetic number, because the mean of its divisors is an integer number (75637626).

Almost surely, 2^151275251 is an apocalyptic number.

151275251 is a deficient number, since it is larger than the sum of its proper divisors (1).

151275251 is an equidigital number, since it uses as much as digits as its factorization.

151275251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3500, while the sum is 29.

The square root of 151275251 is about 12299.4004325414. The cubic root of 151275251 is about 532.8307668955.

The spelling of 151275251 in words is "one hundred fifty-one million, two hundred seventy-five thousand, two hundred fifty-one".