1002453402 has 16 divisors (see below), whose sum is σ = 2033145792. Its totient is φ = 329444640.

The previous prime is 1002453391. The next prime is 1002453409. The reversal of 1002453402 is 2043542001.

1002453402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1002453409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1176163 + ... + 1177014.

It is an arithmetic number, because the mean of its divisors is an integer number (127071612).

Almost surely, 2^1002453402 is an apocalyptic number.

1002453402 is an abundant number, since it is smaller than the sum of its proper divisors (1030692390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002453402 is a wasteful number, since it uses less digits than its factorization.

1002453402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2353253.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 1002453402 is about 31661.5445296025. The cubic root of 1002453402 is about 1000.8171327788.

Adding to 1002453402 its reverse (2043542001), we get a palindrome (3045995403).

The spelling of 1002453402 in words is "one billion, two million, four hundred fifty-three thousand, four hundred two".