973427551 has 16 divisors (see below), whose sum is σ = 1070899200. Its totient is φ = 880707168.

The previous prime is 973427519. The next prime is 973427557. The reversal of 973427551 is 155724379.

It is not a de Polignac number, because 973427551 - 2⁵ = 973427519 is a prime.

It is a super-2 number, since 2×973427551² = 1895122394091715202, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 973427498 and 973427507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (973427557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 360930 + ... + 363616.

It is an arithmetic number, because the mean of its divisors is an integer number (66931200).

Almost surely, 2^973427551 is an apocalyptic number.

973427551 is a deficient number, since it is larger than the sum of its proper divisors (97471649).

973427551 is a wasteful number, since it uses less digits than its factorization.

973427551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3558.

The product of its digits is 264600, while the sum is 43.

The square root of 973427551 is about 31199.8004961570. The cubic root of 973427551 is about 991.0628828796.

The spelling of 973427551 in words is "nine hundred seventy-three million, four hundred twenty-seven thousand, five hundred fifty-one".