151649513 has 2 divisors, whose sum is σ = 151649514. Its totient is φ = 151649512.

The previous prime is 151649473. The next prime is 151649521. The reversal of 151649513 is 315946151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119421184 + 32228329 = 10928^2 + 5677^2 .

It is a cyclic number.

It is not a de Polignac number, because 151649513 - 2⁸ = 151649257 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (151649573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75824756 + 75824757.

It is an arithmetic number, because the mean of its divisors is an integer number (75824757).

Almost surely, 2^151649513 is an apocalyptic number.

It is an amenable number.

151649513 is a deficient number, since it is larger than the sum of its proper divisors (1).

151649513 is an equidigital number, since it uses as much as digits as its factorization.

151649513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 35.

The square root of 151649513 is about 12314.6056778120. The cubic root of 151649513 is about 533.2698210393.

The spelling of 151649513 in words is "one hundred fifty-one million, six hundred forty-nine thousand, five hundred thirteen".