1115402402 has 16 divisors (see below), whose sum is σ = 1809216000. Its totient is φ = 513726528.

The previous prime is 1115402401. The next prime is 1115402423. The reversal of 1115402402 is 2042045111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1115402401) 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, 347402 + ... + 350597.

It is an arithmetic number, because the mean of its divisors is an integer number (113076000).

Almost surely, 2^1115402402 is an apocalyptic number.

1115402402 is a deficient number, since it is larger than the sum of its proper divisors (693813598).

1115402402 is a wasteful number, since it uses less digits than its factorization.

1115402402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698065.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1115402402 is about 33397.6406651727. The cubic root of 1115402402 is about 1037.0758595722.

Adding to 1115402402 its reverse (2042045111), we get a palindrome (3157447513).

The spelling of 1115402402 in words is "one billion, one hundred fifteen million, four hundred two thousand, four hundred two".