551420115 has 16 divisors (see below), whose sum is σ = 882816000. Its totient is φ = 293909472.

The previous prime is 551420039. The next prime is 551420119. The reversal of 551420115 is 511024155.

551420115 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 551420115 - 2⁷ = 551419987 is a prime.

It is a super-2 number, since 2×551420115² = 608128286453226450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (551420119) 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, 15936 + ... + 36834.

It is an arithmetic number, because the mean of its divisors is an integer number (55176000).

Almost surely, 2^551420115 is an apocalyptic number.

551420115 is a deficient number, since it is larger than the sum of its proper divisors (331395885).

551420115 is a wasteful number, since it uses less digits than its factorization.

551420115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22666.

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 551420115 is about 23482.3362338588. The cubic root of 551420115 is about 820.0258345023.

The spelling of 551420115 in words is "five hundred fifty-one million, four hundred twenty thousand, one hundred fifteen".