870167413 has 2 divisors, whose sum is σ = 870167414. Its totient is φ = 870167412.

The previous prime is 870167411. The next prime is 870167437. The reversal of 870167413 is 314761078.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 859779684 + 10387729 = 29322^2 + 3223^2 .

It is a cyclic number.

It is not a de Polignac number, because 870167413 - 2¹ = 870167411 is a prime.

It is a super-2 number, since 2×870167413² = 1514382653294225138, which contains 22 as substring.

Together with 870167411, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (870167411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435083706 + 435083707.

It is an arithmetic number, because the mean of its divisors is an integer number (435083707).

Almost surely, 2^870167413 is an apocalyptic number.

It is an amenable number.

870167413 is a deficient number, since it is larger than the sum of its proper divisors (1).

870167413 is an equidigital number, since it uses as much as digits as its factorization.

870167413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 870167413 is about 29498.6001871275. The cubic root of 870167413 is about 954.7015004155.

The spelling of 870167413 in words is "eight hundred seventy million, one hundred sixty-seven thousand, four hundred thirteen".