116071531 has 2 divisors, whose sum is σ = 116071532. Its totient is φ = 116071530.

The previous prime is 116071519. The next prime is 116071541. The reversal of 116071531 is 135170611.

It is a strong prime.

It is an emirp because it is prime and its reverse (135170611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 116071531 - 2²³ = 107682923 is a prime.

It is a super-2 number, since 2×116071531² = 26945200617367922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 116071496 and 116071505.

It is not a weakly prime, because it can be changed into another prime (116071541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58035765 + 58035766.

It is an arithmetic number, because the mean of its divisors is an integer number (58035766).

Almost surely, 2^116071531 is an apocalyptic number.

116071531 is a deficient number, since it is larger than the sum of its proper divisors (1).

116071531 is an equidigital number, since it uses as much as digits as its factorization.

116071531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 116071531 is about 10773.6498458043. The cubic root of 116071531 is about 487.8001216620.

The spelling of 116071531 in words is "one hundred sixteen million, seventy-one thousand, five hundred thirty-one".