1556114117 has 16 divisors (see below), whose sum is σ = 1677024000. Its totient is φ = 1439262720.

The previous prime is 1556114111. The next prime is 1556114141. The reversal of 1556114117 is 7114116551.

It is a cyclic number.

It is not a de Polignac number, because 1556114117 - 2¹⁶ = 1556048581 is a prime.

It is a super-2 number, since 2×1556114117² = 4842982290253379378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1556114111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399017 + ... + 402897.

It is an arithmetic number, because the mean of its divisors is an integer number (104814000).

Almost surely, 2^1556114117 is an apocalyptic number.

It is an amenable number.

1556114117 is a deficient number, since it is larger than the sum of its proper divisors (120909883).

1556114117 is a wasteful number, since it uses less digits than its factorization.

1556114117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4396.

The product of its digits is 4200, while the sum is 32.

The square root of 1556114117 is about 39447.6123105062. The cubic root of 1556114117 is about 1158.8142155897.

The spelling of 1556114117 in words is "one billion, five hundred fifty-six million, one hundred fourteen thousand, one hundred seventeen".