1402500025 has 12 divisors (see below), whose sum is σ = 1742745600. Its totient is φ = 1119648080.

The previous prime is 1402500013. The next prime is 1402500037. The reversal of 1402500025 is 5200052041.

It is an interprime number because it is at equal distance from previous prime (1402500013) and next prime (1402500037).

It is not a de Polignac number, because 1402500025 - 2⁵ = 1402499993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1402499975 and 1402500011.

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 11 ways as a sum of consecutive naturals, for example, 46585 + ... + 70534.

It is an arithmetic number, because the mean of its divisors is an integer number (145228800).

Almost surely, 2^1402500025 is an apocalyptic number.

It is an amenable number.

1402500025 is a deficient number, since it is larger than the sum of its proper divisors (340245575).

1402500025 is a wasteful number, since it uses less digits than its factorization.

1402500025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117608 (or 117603 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 1402500025 is about 37449.9669559267. The cubic root of 1402500025 is about 1119.3544390393.

Adding to 1402500025 its reverse (5200052041), we get a palindrome (6602552066).

It can be divided in two parts, 14025000 and 25, that added together give a square (14025025 = 3745²).

The spelling of 1402500025 in words is "one billion, four hundred two million, five hundred thousand, twenty-five".