651142954 has 32 divisors (see below), whose sum is σ = 1218986496. Its totient is φ = 253428720.

The previous prime is 651142931. The next prime is 651142981. The reversal of 651142954 is 459241156.

It is a super-2 number, since 2×651142954² = 847974293087692232, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218277 + ... + 221239.

It is an arithmetic number, because the mean of its divisors is an integer number (38093328).

Almost surely, 2^651142954 is an apocalyptic number.

651142954 is a deficient number, since it is larger than the sum of its proper divisors (567843542).

651142954 is a wasteful number, since it uses less digits than its factorization.

651142954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4410.

The product of its digits is 43200, while the sum is 37.

The square root of 651142954 is about 25517.5028950718. The cubic root of 651142954 is about 866.7465369849.

The spelling of 651142954 in words is "six hundred fifty-one million, one hundred forty-two thousand, nine hundred fifty-four".