1387332099 has 6 divisors (see below), whose sum is σ = 2003924156. Its totient is φ = 924888060.

The previous prime is 1387332071. The next prime is 1387332109. The reversal of 1387332099 is 9902337831.

It is not a de Polignac number, because 1387332099 - 2⁸ = 1387331843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1387332019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77073997 + ... + 77074014.

Almost surely, 2^1387332099 is an apocalyptic number.

1387332099 is a deficient number, since it is larger than the sum of its proper divisors (616592057).

1387332099 is a wasteful number, since it uses less digits than its factorization.

1387332099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154148017 (or 154148014 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 1387332099 is about 37246.9072407361. The cubic root of 1387332099 is about 1115.3045610403.

The spelling of 1387332099 in words is "one billion, three hundred eighty-seven million, three hundred thirty-two thousand, ninety-nine".