670160531 has 2 divisors, whose sum is σ = 670160532. Its totient is φ = 670160530.

The previous prime is 670160503. The next prime is 670160537. The reversal of 670160531 is 135061076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 670160531 - 2⁶ = 670160467 is a prime.

It is a super-2 number, since 2×670160531² = 898230274620403922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 670160494 and 670160503.

It is not a weakly prime, because it can be changed into another prime (670160537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335080265 + 335080266.

It is an arithmetic number, because the mean of its divisors is an integer number (335080266).

Almost surely, 2^670160531 is an apocalyptic number.

670160531 is a deficient number, since it is larger than the sum of its proper divisors (1).

670160531 is an equidigital number, since it uses as much as digits as its factorization.

670160531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 670160531 is about 25887.4589521645. The cubic root of 670160531 is about 875.1038923170.

The spelling of 670160531 in words is "six hundred seventy million, one hundred sixty thousand, five hundred thirty-one".