1300025122 has 32 divisors (see below), whose sum is σ = 2254962240. Its totient is φ = 555540480.

The previous prime is 1300025101. The next prime is 1300025143. The reversal of 1300025122 is 2215200031.

It is an interprime number because it is at equal distance from previous prime (1300025101) and next prime (1300025143).

It is a super-2 number, since 2×1300025122² = 3380130635662229768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1300025096 and 1300025105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 525733 + ... + 528199.

It is an arithmetic number, because the mean of its divisors is an integer number (70467570).

Almost surely, 2^1300025122 is an apocalyptic number.

1300025122 is a deficient number, since it is larger than the sum of its proper divisors (954937118).

1300025122 is a wasteful number, since it uses less digits than its factorization.

1300025122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3906.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 1300025122 is about 36055.8611324151. The cubic root of 1300025122 is about 1091.3999132651.

Adding to 1300025122 its reverse (2215200031), we get a palindrome (3515225153).

The spelling of 1300025122 in words is "one billion, three hundred million, twenty-five thousand, one hundred twenty-two".