151524661 has 2 divisors, whose sum is σ = 151524662. Its totient is φ = 151524660.

The previous prime is 151524641. The next prime is 151524679. The reversal of 151524661 is 166425151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151437636 + 87025 = 12306^2 + 295^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151524661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151524631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75762330 + 75762331.

It is an arithmetic number, because the mean of its divisors is an integer number (75762331).

Almost surely, 2^151524661 is an apocalyptic number.

It is an amenable number.

151524661 is a deficient number, since it is larger than the sum of its proper divisors (1).

151524661 is an equidigital number, since it uses as much as digits as its factorization.

151524661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7200, while the sum is 31.

The square root of 151524661 is about 12309.5353689731. The cubic root of 151524661 is about 533.1234350684.

The spelling of 151524661 in words is "one hundred fifty-one million, five hundred twenty-four thousand, six hundred sixty-one".