51534357 has 16 divisors (see below), whose sum is σ = 78628992. Its totient is φ = 29410560.

The previous prime is 51534347. The next prime is 51534367. The reversal of 51534357 is 75343515.

It is an interprime number because it is at equal distance from previous prime (51534347) and next prime (51534367).

It is not a de Polignac number, because 51534357 - 2⁸ = 51534101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51534347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30273 + ... + 31929.

It is an arithmetic number, because the mean of its divisors is an integer number (4914312).

Almost surely, 2^51534357 is an apocalyptic number.

It is an amenable number.

51534357 is a deficient number, since it is larger than the sum of its proper divisors (27094635).

51534357 is a wasteful number, since it uses less digits than its factorization.

51534357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3148.

The product of its digits is 31500, while the sum is 33.

The square root of 51534357 is about 7178.7434137180. The cubic root of 51534357 is about 372.1336596244.

The spelling of 51534357 in words is "fifty-one million, five hundred thirty-four thousand, three hundred fifty-seven".