1920314073 has 8 divisors (see below), whose sum is σ = 2608728768. Its totient is φ = 1256054384.

The previous prime is 1920314057. The next prime is 1920314113. The reversal of 1920314073 is 3704130291.

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

It is a cyclic number.

It is not a de Polignac number, because 1920314073 - 2⁴ = 1920314057 is a prime.

It is a super-2 number, since 2×1920314073² = 7375212277923698658, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1920314073.

It is not an unprimeable number, because it can be changed into a prime (1920319073) 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, 6038565 + ... + 6038882.

It is an arithmetic number, because the mean of its divisors is an integer number (326091096).

Almost surely, 2^1920314073 is an apocalyptic number.

It is an amenable number.

1920314073 is a deficient number, since it is larger than the sum of its proper divisors (688414695).

1920314073 is a wasteful number, since it uses less digits than its factorization.

1920314073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12077503.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 1920314073 is about 43821.3883052557. The cubic root of 1920314073 is about 1242.9607693696.

The spelling of 1920314073 in words is "one billion, nine hundred twenty million, three hundred fourteen thousand, seventy-three".