1670957063 has 4 divisors (see below), whose sum is σ = 1678450368. Its totient is φ = 1663463760.

The previous prime is 1670957059. The next prime is 1670957069. The reversal of 1670957063 is 3607590761.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1670957063 - 2² = 1670957059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1670957069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3746318 + ... + 3746763.

It is an arithmetic number, because the mean of its divisors is an integer number (419612592).

Almost surely, 2^1670957063 is an apocalyptic number.

1670957063 is a deficient number, since it is larger than the sum of its proper divisors (7493305).

1670957063 is an equidigital number, since it uses as much as digits as its factorization.

1670957063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7493304.

The product of its (nonzero) digits is 238140, while the sum is 44.

The square root of 1670957063 is about 40877.3416821593. The cubic root of 1670957063 is about 1186.6475952289.

The spelling of 1670957063 in words is "one billion, six hundred seventy million, nine hundred fifty-seven thousand, sixty-three".