1137249019 has 2 divisors, whose sum is σ = 1137249020. Its totient is φ = 1137249018.

The previous prime is 1137249011. The next prime is 1137249067. The reversal of 1137249019 is 9109427311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1137249019 - 2³ = 1137249011 is a prime.

It is a super-2 number, since 2×1137249019² = 2586670662432924722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1137249011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568624509 + 568624510.

It is an arithmetic number, because the mean of its divisors is an integer number (568624510).

Almost surely, 2^1137249019 is an apocalyptic number.

1137249019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1137249019 is an equidigital number, since it uses as much as digits as its factorization.

1137249019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 1137249019 is about 33723.1229129213. The cubic root of 1137249019 is about 1043.8029588915.

The spelling of 1137249019 in words is "one billion, one hundred thirty-seven million, two hundred forty-nine thousand, nineteen".