514031036681 has 2 divisors, whose sum is σ = 514031036682. Its totient is φ = 514031036680.

The previous prime is 514031036663. The next prime is 514031036683. The reversal of 514031036681 is 186630130415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 381811532281 + 132219504400 = 617909^2 + 363620^2 .

It is a cyclic number.

It is not a de Polignac number, because 514031036681 - 2³⁴ = 496851167497 is a prime.

It is a super-2 number, since 2×514031036681² (a number of 24 digits) contains 22 as substring.

Together with 514031036683, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (514031036683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257015518340 + 257015518341.

It is an arithmetic number, because the mean of its divisors is an integer number (257015518341).

Almost surely, 2^514031036681 is an apocalyptic number.

It is an amenable number.

514031036681 is a deficient number, since it is larger than the sum of its proper divisors (1).

514031036681 is an equidigital number, since it uses as much as digits as its factorization.

514031036681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 514031036681 in words is "five hundred fourteen billion, thirty-one million, thirty-six thousand, six hundred eighty-one".