51754631 has 2 divisors, whose sum is σ = 51754632. Its totient is φ = 51754630.

The previous prime is 51754609. The next prime is 51754649. The reversal of 51754631 is 13645715.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51754631 - 2¹⁰ = 51753607 is a prime.

It is a super-2 number, since 2×51754631² = 5357083659892322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51754691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25877315 + 25877316.

It is an arithmetic number, because the mean of its divisors is an integer number (25877316).

Almost surely, 2^51754631 is an apocalyptic number.

51754631 is a deficient number, since it is larger than the sum of its proper divisors (1).

51754631 is an equidigital number, since it uses as much as digits as its factorization.

51754631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12600, while the sum is 32.

The square root of 51754631 is about 7194.0691545189. The cubic root of 51754631 is about 372.6631113055.

The spelling of 51754631 in words is "fifty-one million, seven hundred fifty-four thousand, six hundred thirty-one".