1113843902 has 4 divisors (see below), whose sum is σ = 1670765856. Its totient is φ = 556921950.

The previous prime is 1113843901. The next prime is 1113843917. The reversal of 1113843902 is 2093483111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113843901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278460974 + ... + 278460977.

It is an arithmetic number, because the mean of its divisors is an integer number (417691464).

Almost surely, 2^1113843902 is an apocalyptic number.

1113843902 is a deficient number, since it is larger than the sum of its proper divisors (556921954).

1113843902 is an equidigital number, since it uses as much as digits as its factorization.

1113843902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556921953.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 1113843902 is about 33374.3000226222. The cubic root of 1113843902 is about 1036.5926151112.

The spelling of 1113843902 in words is "one billion, one hundred thirteen million, eight hundred forty-three thousand, nine hundred two".