235332142537 has 2 divisors, whose sum is σ = 235332142538. Its totient is φ = 235332142536.

The previous prime is 235332142517. The next prime is 235332142567. The reversal of 235332142537 is 735241233532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156166442041 + 79165700496 = 395179^2 + 281364^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-235332142537 is a prime.

It is a super-2 number, since 2×235332142537² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 235332142537.

It is not a weakly prime, because it can be changed into another prime (235332142517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117666071268 + 117666071269.

It is an arithmetic number, because the mean of its divisors is an integer number (117666071269).

Almost surely, 2^235332142537 is an apocalyptic number.

It is an amenable number.

235332142537 is a deficient number, since it is larger than the sum of its proper divisors (1).

235332142537 is an equidigital number, since it uses as much as digits as its factorization.

235332142537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 40.

The spelling of 235332142537 in words is "two hundred thirty-five billion, three hundred thirty-two million, one hundred forty-two thousand, five hundred thirty-seven".