1036921819 has 2 divisors, whose sum is σ = 1036921820. Its totient is φ = 1036921818.

The previous prime is 1036921801. The next prime is 1036921867. The reversal of 1036921819 is 9181296301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1036921819 - 2²⁷ = 902704091 is a prime.

It is a super-2 number, since 2×1036921819² = 2150413717436537522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1036921019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 518460909 + 518460910.

It is an arithmetic number, because the mean of its divisors is an integer number (518460910).

Almost surely, 2^1036921819 is an apocalyptic number.

1036921819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1036921819 is an equidigital number, since it uses as much as digits as its factorization.

1036921819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 40.

The square root of 1036921819 is about 32201.2704563034. The cubic root of 1036921819 is about 1012.1588365180.

The spelling of 1036921819 in words is "one billion, thirty-six million, nine hundred twenty-one thousand, eight hundred nineteen".