1612673955 has 20 divisors (see below), whose sum is σ = 2890868112. Its totient is φ = 860092560.

The previous prime is 1612673927. The next prime is 1612673977. The reversal of 1612673955 is 5593762161.

It is not a de Polignac number, because 1612673955 - 2¹⁰ = 1612672931 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1612673955.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1990551 + ... + 1991360.

Almost surely, 2^1612673955 is an apocalyptic number.

1612673955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1612673955 is a deficient number, since it is larger than the sum of its proper divisors (1278194157).

1612673955 is an equidigital number, since it uses as much as digits as its factorization.

1612673955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3981928 (or 3981919 counting only the distinct ones).

The product of its digits is 340200, while the sum is 45.

The square root of 1612673955 is about 40158.1119451600. Note that the first 3 decimals coincide. The cubic root of 1612673955 is about 1172.6872158745.

The spelling of 1612673955 in words is "one billion, six hundred twelve million, six hundred seventy-three thousand, nine hundred fifty-five".