34551631 has 2 divisors, whose sum is σ = 34551632. Its totient is φ = 34551630.

The previous prime is 34551623. The next prime is 34551637. The reversal of 34551631 is 13615543.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34551631 - 2³ = 34551623 is a prime.

It is a super-2 number, since 2×34551631² = 2387630409520322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 34551631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34551637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17275815 + 17275816.

It is an arithmetic number, because the mean of its divisors is an integer number (17275816).

Almost surely, 2^34551631 is an apocalyptic number.

34551631 is a deficient number, since it is larger than the sum of its proper divisors (1).

34551631 is an equidigital number, since it uses as much as digits as its factorization.

34551631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5400, while the sum is 28.

The square root of 34551631 is about 5878.0635416777. The cubic root of 34551631 is about 325.7038190898.

The spelling of 34551631 in words is "thirty-four million, five hundred fifty-one thousand, six hundred thirty-one".