705120951 has 64 divisors (see below), whose sum is σ = 1095275520. Its totient is φ = 400619520.

The previous prime is 705120929. The next prime is 705120961. The reversal of 705120951 is 159021507.

705120951 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 705120951 - 2⁵ = 705120919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705120901) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2545425 + ... + 2545701.

It is an arithmetic number, because the mean of its divisors is an integer number (17113680).

Almost surely, 2^705120951 is an apocalyptic number.

705120951 is a gapful number since it is divisible by the number (71) formed by its first and last digit.

705120951 is a deficient number, since it is larger than the sum of its proper divisors (390154569).

705120951 is a wasteful number, since it uses less digits than its factorization.

705120951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424.

The product of its (nonzero) digits is 3150, while the sum is 30.

The square root of 705120951 is about 26554.1136361205. The cubic root of 705120951 is about 890.0639397736.

The spelling of 705120951 in words is "seven hundred five million, one hundred twenty thousand, nine hundred fifty-one".