1337935091 has 2 divisors, whose sum is σ = 1337935092. Its totient is φ = 1337935090.

The previous prime is 1337935063. The next prime is 1337935111. The reversal of 1337935091 is 1905397331.

It is a strong prime.

It is an emirp because it is prime and its reverse (1905397331) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1337935091 is a prime.

It is not a weakly prime, because it can be changed into another prime (1337935031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 668967545 + 668967546.

It is an arithmetic number, because the mean of its divisors is an integer number (668967546).

Almost surely, 2^1337935091 is an apocalyptic number.

1337935091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1337935091 is an equidigital number, since it uses as much as digits as its factorization.

1337935091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 76545, while the sum is 41.

The square root of 1337935091 is about 36577.7950538301. The cubic root of 1337935091 is about 1101.9071847921.

The spelling of 1337935091 in words is "one billion, three hundred thirty-seven million, nine hundred thirty-five thousand, ninety-one".