1950933619 has 2 divisors, whose sum is σ = 1950933620. Its totient is φ = 1950933618.

The previous prime is 1950933599. The next prime is 1950933631. The reversal of 1950933619 is 9163390591.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1950933619 is a prime.

It is a super-2 number, since 2×1950933619² = 7612283971488874322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1950933679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 975466809 + 975466810.

It is an arithmetic number, because the mean of its divisors is an integer number (975466810).

Almost surely, 2^1950933619 is an apocalyptic number.

1950933619 is a deficient number, since it is larger than the sum of its proper divisors (1).

1950933619 is an equidigital number, since it uses as much as digits as its factorization.

1950933619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196830, while the sum is 46.

The square root of 1950933619 is about 44169.3742201539. The cubic root of 1950933619 is about 1249.5323304366.

The spelling of 1950933619 in words is "one billion, nine hundred fifty million, nine hundred thirty-three thousand, six hundred nineteen".