1040679049 has 2 divisors, whose sum is σ = 1040679050. Its totient is φ = 1040679048.

The previous prime is 1040679023. The next prime is 1040679071. The reversal of 1040679049 is 9409760401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 669153424 + 371525625 = 25868^2 + 19275^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040679049 - 2⁷ = 1040678921 is a prime.

It is not a weakly prime, because it can be changed into another prime (1040679019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520339524 + 520339525.

It is an arithmetic number, because the mean of its divisors is an integer number (520339525).

Almost surely, 2^1040679049 is an apocalyptic number.

It is an amenable number.

1040679049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040679049 is an equidigital number, since it uses as much as digits as its factorization.

1040679049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 1040679049 is about 32259.5574830158. The cubic root of 1040679049 is about 1013.3798638197.

The spelling of 1040679049 in words is "one billion, forty million, six hundred seventy-nine thousand, forty-nine".