551301137 has 2 divisors, whose sum is σ = 551301138. Its totient is φ = 551301136.

The previous prime is 551301059. The next prime is 551301139. The reversal of 551301137 is 731103155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 545269201 + 6031936 = 23351^2 + 2456^2 .

It is a cyclic number.

It is not a de Polignac number, because 551301137 - 2⁸ = 551300881 is a prime.

Together with 551301139, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_28910132 and since 551301137 and 28910132 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (551301139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275650568 + 275650569.

It is an arithmetic number, because the mean of its divisors is an integer number (275650569).

Almost surely, 2^551301137 is an apocalyptic number.

It is an amenable number.

551301137 is a deficient number, since it is larger than the sum of its proper divisors (1).

551301137 is an equidigital number, since it uses as much as digits as its factorization.

551301137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1575, while the sum is 26.

The square root of 551301137 is about 23479.8027461902. The cubic root of 551301137 is about 819.9668522194.

The spelling of 551301137 in words is "five hundred fifty-one million, three hundred one thousand, one hundred thirty-seven".