1051525155 has 64 divisors (see below), whose sum is σ = 1823109120. Its totient is φ = 516172800.

The previous prime is 1051525147. The next prime is 1051525159. The reversal of 1051525155 is 5515251501.

It is not a de Polignac number, because 1051525155 - 2³ = 1051525147 is a prime.

It is a super-2 number, since 2×1051525155² = 2211410303195548050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051525159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1116985 + ... + 1117925.

It is an arithmetic number, because the mean of its divisors is an integer number (28486080).

Almost surely, 2^1051525155 is an apocalyptic number.

1051525155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1051525155 is a deficient number, since it is larger than the sum of its proper divisors (771583965).

1051525155 is a wasteful number, since it uses less digits than its factorization.

1051525155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092.

The product of its (nonzero) digits is 6250, while the sum is 30.

The square root of 1051525155 is about 32427.2286049857. The cubic root of 1051525155 is about 1016.8882336527. Note that the first 3 decimals are identical.

Adding to 1051525155 its reverse (5515251501), we get a palindrome (6566776656).

The spelling of 1051525155 in words is "one billion, fifty-one million, five hundred twenty-five thousand, one hundred fifty-five".