1013525122 has 4 divisors (see below), whose sum is σ = 1520287686. Its totient is φ = 506762560.

The previous prime is 1013525111. The next prime is 1013525167. The reversal of 1013525122 is 2215253101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2215253101 = 16127 ⋅137363.

It can be written as a sum of positive squares in only one way, i.e., 1010031961 + 3493161 = 31781^2 + 1869^2 .

It is a super-2 number, since 2×1013525122² = 2054466345850229768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1013525093 and 1013525102.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 253381279 + ... + 253381282.

Almost surely, 2^1013525122 is an apocalyptic number.

1013525122 is a deficient number, since it is larger than the sum of its proper divisors (506762564).

1013525122 is an equidigital number, since it uses as much as digits as its factorization.

1013525122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506762563.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1013525122 is about 31835.9093163679. The cubic root of 1013525122 is about 1004.4881999248.

Adding to 1013525122 its reverse (2215253101), we get a palindrome (3228778223).

The spelling of 1013525122 in words is "one billion, thirteen million, five hundred twenty-five thousand, one hundred twenty-two".