1974140359 has 2 divisors, whose sum is σ = 1974140360. Its totient is φ = 1974140358.

The previous prime is 1974140353. The next prime is 1974140369. The reversal of 1974140359 is 9530414791.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1974140359 - 2¹⁵ = 1974107591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1974140353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 987070179 + 987070180.

It is an arithmetic number, because the mean of its divisors is an integer number (987070180).

Almost surely, 2^1974140359 is an apocalyptic number.

1974140359 is a deficient number, since it is larger than the sum of its proper divisors (1).

1974140359 is an equidigital number, since it uses as much as digits as its factorization.

1974140359 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 1974140359 is about 44431.2993170355. The cubic root of 1974140359 is about 1254.4672922078.

The spelling of 1974140359 in words is "one billion, nine hundred seventy-four million, one hundred forty thousand, three hundred fifty-nine".