167970253 has 8 divisors (see below), whose sum is σ = 183797856. Its totient is φ = 152235600.

The previous prime is 167970191. The next prime is 167970263. The reversal of 167970253 is 352079761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-167970253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167970263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19426 + ... + 26707.

It is an arithmetic number, because the mean of its divisors is an integer number (22974732).

Almost surely, 2^167970253 is an apocalyptic number.

It is an amenable number.

167970253 is a deficient number, since it is larger than the sum of its proper divisors (15827603).

167970253 is a wasteful number, since it uses less digits than its factorization.

167970253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46475.

The product of its (nonzero) digits is 79380, while the sum is 40.

The square root of 167970253 is about 12960.3338305771. Note that the first 3 decimals coincide. The cubic root of 167970253 is about 551.7522660056.

The spelling of 167970253 in words is "one hundred sixty-seven million, nine hundred seventy thousand, two hundred fifty-three".