1957023 has 12 divisors (see below), whose sum is σ = 2993328. Its totient is φ = 1227840.

The previous prime is 1957013. The next prime is 1957027. The reversal of 1957023 is 3207591.

It is not a de Polignac number, because 1957023 - 2⁵ = 1956991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1957027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6243 + ... + 6548.

It is an arithmetic number, because the mean of its divisors is an integer number (249444).

2^1957023 is an apocalyptic number.

1957023 is a deficient number, since it is larger than the sum of its proper divisors (1036305).

1957023 is a wasteful number, since it uses less digits than its factorization.

1957023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12814 (or 12811 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 1957023 is about 1398.9363816843. The cubic root of 1957023 is about 125.0831020735.

The spelling of 1957023 in words is "one million, nine hundred fifty-seven thousand, twenty-three".