1115354402 has 4 divisors (see below), whose sum is σ = 1673031606. Its totient is φ = 557677200.

The previous prime is 1115354351. The next prime is 1115354417. The reversal of 1115354402 is 2044535111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 639634681 + 475719721 = 25291^2 + 21811^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278838599 + ... + 278838602.

Almost surely, 2^1115354402 is an apocalyptic number.

1115354402 is a deficient number, since it is larger than the sum of its proper divisors (557677204).

1115354402 is an equidigital number, since it uses as much as digits as its factorization.

1115354402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557677203.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1115354402 is about 33396.9220438052. The cubic root of 1115354402 is about 1037.0609829216.

Adding to 1115354402 its reverse (2044535111), we get a palindrome (3159889513).

The spelling of 1115354402 in words is "one billion, one hundred fifteen million, three hundred fifty-four thousand, four hundred two".