3999153118 has 4 divisors (see below), whose sum is σ = 5998729680. Its totient is φ = 1999576558.

The previous prime is 3999153113. The next prime is 3999153127. The reversal of 3999153118 is 8113519993.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8113519993 = 829 ⋅9787117.

It is a super-2 number, since 2×3999153118² = 31986451322418243848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3999153113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 999788278 + ... + 999788281.

It is an arithmetic number, because the mean of its divisors is an integer number (1499682420).

Almost surely, 2^3999153118 is an apocalyptic number.

3999153118 is a deficient number, since it is larger than the sum of its proper divisors (1999576562).

3999153118 is a wasteful number, since it uses less digits than its factorization.

3999153118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1999576561.

The product of its digits is 262440, while the sum is 49.

The square root of 3999153118 is about 63238.8576588793. The cubic root of 3999153118 is about 1587.2890156129.

The spelling of 3999153118 in words is "three billion, nine hundred ninety-nine million, one hundred fifty-three thousand, one hundred eighteen".