10551015 has 12 divisors (see below), whose sum is σ = 18288504. Its totient is φ = 5627184.

The previous prime is 10551007. The next prime is 10551017. The reversal of 10551015 is 51015501.

It is not a de Polignac number, because 10551015 - 2³ = 10551007 is a prime.

It is a super-2 number, since 2×10551015² = 222647835060450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10551017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117189 + ... + 117278.

It is an arithmetic number, because the mean of its divisors is an integer number (1524042).

Almost surely, 2^10551015 is an apocalyptic number.

10551015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10551015 is a deficient number, since it is larger than the sum of its proper divisors (7737489).

10551015 is a wasteful number, since it uses less digits than its factorization.

10551015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234478 (or 234475 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 18.

The square root of 10551015 is about 3248.2325963514. The cubic root of 10551015 is about 219.3300209730.

Adding to 10551015 its reverse (51015501), we get a palindrome (61566516).

The spelling of 10551015 in words is "ten million, five hundred fifty-one thousand, fifteen".