1202539425 has 24 divisors (see below), whose sum is σ = 2016210240. Its totient is φ = 632318400.

The previous prime is 1202539399. The next prime is 1202539463. The reversal of 1202539425 is 5249352021.

It is not a de Polignac number, because 1202539425 - 2⁷ = 1202539297 is a prime.

It is a super-2 number, since 2×1202539425² = 2892202137358661250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107590 + ... + 118239.

It is an arithmetic number, because the mean of its divisors is an integer number (84008760).

Almost surely, 2^1202539425 is an apocalyptic number.

1202539425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1202539425 is a deficient number, since it is larger than the sum of its proper divisors (813670815).

1202539425 is a wasteful number, since it uses less digits than its factorization.

1202539425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225913 (or 225908 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 1202539425 is about 34677.6502231625. The cubic root of 1202539425 is about 1063.4076359692.

The spelling of 1202539425 in words is "one billion, two hundred two million, five hundred thirty-nine thousand, four hundred twenty-five".