1398533112 has 48 divisors (see below), whose sum is σ = 3801422040. Its totient is φ = 464488128.

The previous prime is 1398533107. The next prime is 1398533137. The reversal of 1398533112 is 2113358931.

1398533112 is a `hidden beast` number, since 1 + 3 + 9 + 8 + 533 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15118 + ... + 55005.

Almost surely, 2^1398533112 is an apocalyptic number.

1398533112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1398533112 is an abundant number, since it is smaller than the sum of its proper divisors (2402888928).

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

1398533112 is a wasteful number, since it uses less digits than its factorization.

1398533112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70412 (or 70405 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 1398533112 is about 37396.9666149542. The cubic root of 1398533112 is about 1118.2980933076.

The spelling of 1398533112 in words is "one billion, three hundred ninety-eight million, five hundred thirty-three thousand, one hundred twelve".