1956798323 has 4 divisors (see below), whose sum is σ = 1956929760. Its totient is φ = 1956666888.

The previous prime is 1956798313. The next prime is 1956798343. The reversal of 1956798323 is 3238976591.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1956798323 - 2²⁴ = 1940021107 is a prime.

It is a super-2 number, since 2×1956798323² = 7658119353791224658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1956798313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40043 + ... + 74276.

It is an arithmetic number, because the mean of its divisors is an integer number (489232440).

Almost surely, 2^1956798323 is an apocalyptic number.

1956798323 is a deficient number, since it is larger than the sum of its proper divisors (131437).

1956798323 is a wasteful number, since it uses less digits than its factorization.

1956798323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131436.

The product of its digits is 2449440, while the sum is 53.

The square root of 1956798323 is about 44235.7132077691. The cubic root of 1956798323 is about 1250.7831514765.

The spelling of 1956798323 in words is "one billion, nine hundred fifty-six million, seven hundred ninety-eight thousand, three hundred twenty-three".