1140408707 has 2 divisors, whose sum is σ = 1140408708. Its totient is φ = 1140408706.

The previous prime is 1140408697. The next prime is 1140408713. The reversal of 1140408707 is 7078040411.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1140408707 is a prime.

It is not a weakly prime, because it can be changed into another prime (1140408757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570204353 + 570204354.

It is an arithmetic number, because the mean of its divisors is an integer number (570204354).

Almost surely, 2^1140408707 is an apocalyptic number.

1140408707 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140408707 is an equidigital number, since it uses as much as digits as its factorization.

1140408707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6272, while the sum is 32.

The square root of 1140408707 is about 33769.9379182136. The cubic root of 1140408707 is about 1044.7687520482.

The spelling of 1140408707 in words is "one billion, one hundred forty million, four hundred eight thousand, seven hundred seven".