705151131 has 8 divisors (see below), whose sum is σ = 941487120. Its totient is φ = 469457952.

The previous prime is 705151099. The next prime is 705151133. The reversal of 705151131 is 131151507.

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

It is not a de Polignac number, because 705151131 - 2⁵ = 705151099 is a prime.

It is a super-2 number, since 2×705151131² = 994476235101158322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (705151133) 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 7 ways as a sum of consecutive naturals, for example, 158136 + ... + 162533.

It is an arithmetic number, because the mean of its divisors is an integer number (117685890).

Almost surely, 2^705151131 is an apocalyptic number.

705151131 is a deficient number, since it is larger than the sum of its proper divisors (236335989).

705151131 is a wasteful number, since it uses less digits than its factorization.

705151131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321405.

The product of its (nonzero) digits is 525, while the sum is 24.

The square root of 705151131 is about 26554.6819035740. The cubic root of 705151131 is about 890.0766381844.

The spelling of 705151131 in words is "seven hundred five million, one hundred fifty-one thousand, one hundred thirty-one".