1040039697 has 8 divisors (see below), whose sum is σ = 1424198656. Its totient is φ = 674620272.

The previous prime is 1040039647. The next prime is 1040039701. The reversal of 1040039697 is 7969300401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1040039697 - 2¹⁶ = 1039974161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040039647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4684753 + ... + 4684974.

It is an arithmetic number, because the mean of its divisors is an integer number (178024832).

Almost surely, 2^1040039697 is an apocalyptic number.

It is an amenable number.

1040039697 is a deficient number, since it is larger than the sum of its proper divisors (384158959).

1040039697 is an equidigital number, since it uses as much as digits as its factorization.

1040039697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9369767.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 1040039697 is about 32249.6464631785. The cubic root of 1040039697 is about 1013.1722944859.

The spelling of 1040039697 in words is "one billion, forty million, thirty-nine thousand, six hundred ninety-seven".