1025201402 has 16 divisors (see below), whose sum is σ = 1648035072. Its totient is φ = 477061200.

The previous prime is 1025201393. The next prime is 1025201431. The reversal of 1025201402 is 2041025201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299474 + ... + 302877.

It is an arithmetic number, because the mean of its divisors is an integer number (103002192).

Almost surely, 2^1025201402 is an apocalyptic number.

1025201402 is a deficient number, since it is larger than the sum of its proper divisors (622833670).

1025201402 is a wasteful number, since it uses less digits than its factorization.

1025201402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602413.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1025201402 is about 32018.7664034703. The cubic root of 1025201402 is about 1008.3308711883.

Adding to 1025201402 its reverse (2041025201), we get a palindrome (3066226603).

The spelling of 1025201402 in words is "one billion, twenty-five million, two hundred one thousand, four hundred two".