1616970939 has 8 divisors (see below), whose sum is σ = 2201832960. Its totient is φ = 1055044776.

The previous prime is 1616970931. The next prime is 1616970959. The reversal of 1616970939 is 9390796161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1616970939 - 2³ = 1616970931 is a prime.

It is a super-2 number, since 2×1616970939² = 5229190035141083442, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1616970891 and 1616970900.

It is not an unprimeable number, because it can be changed into a prime (1616970931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5733799 + ... + 5734080.

It is an arithmetic number, because the mean of its divisors is an integer number (275229120).

Almost surely, 2^1616970939 is an apocalyptic number.

1616970939 is a deficient number, since it is larger than the sum of its proper divisors (584862021).

1616970939 is a wasteful number, since it uses less digits than its factorization.

1616970939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11467929.

The product of its (nonzero) digits is 551124, while the sum is 51.

The square root of 1616970939 is about 40211.5771762312. The cubic root of 1616970939 is about 1173.7278373216.

The spelling of 1616970939 in words is "one billion, six hundred sixteen million, nine hundred seventy thousand, nine hundred thirty-nine".