1940456527 has 4 divisors (see below), whose sum is σ = 1992901336. Its totient is φ = 1888011720.

The previous prime is 1940456519. The next prime is 1940456533. The reversal of 1940456527 is 7256540491.

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 1940456527 - 2³ = 1940456519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1940456537) 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, 26222349 + ... + 26222422.

It is an arithmetic number, because the mean of its divisors is an integer number (498225334).

Almost surely, 2^1940456527 is an apocalyptic number.

1940456527 is a deficient number, since it is larger than the sum of its proper divisors (52444809).

1940456527 is an equidigital number, since it uses as much as digits as its factorization.

1940456527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52444808.

The product of its (nonzero) digits is 302400, while the sum is 43.

The square root of 1940456527 is about 44050.6132420424. The cubic root of 1940456527 is about 1247.2915280089.

The spelling of 1940456527 in words is "one billion, nine hundred forty million, four hundred fifty-six thousand, five hundred twenty-seven".