1040727139 has 2 divisors, whose sum is σ = 1040727140. Its totient is φ = 1040727138.

The previous prime is 1040727101. The next prime is 1040727179. The reversal of 1040727139 is 9317270401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1040727139 - 2¹³ = 1040718947 is a prime.

It is a super-2 number, since 2×1040727139² = 2166225955702250642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1040727179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520363569 + 520363570.

It is an arithmetic number, because the mean of its divisors is an integer number (520363570).

Almost surely, 2^1040727139 is an apocalyptic number.

1040727139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040727139 is an equidigital number, since it uses as much as digits as its factorization.

1040727139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 1040727139 is about 32260.3028349084. The cubic root of 1040727139 is about 1013.3954730789.

The spelling of 1040727139 in words is "one billion, forty million, seven hundred twenty-seven thousand, one hundred thirty-nine".