1039669947 has 12 divisors (see below), whose sum is σ = 1515036744. Its totient is φ = 686978880.

The previous prime is 1039669937. The next prime is 1039669957. The reversal of 1039669947 is 7499669301.

It is an interprime number because it is at equal distance from previous prime (1039669937) and next prime (1039669957).

It is not a de Polignac number, because 1039669947 - 2¹¹ = 1039667899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1039669893 and 1039669902.

It is not an unprimeable number, because it can be changed into a prime (1039669927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 510129 + ... + 512162.

It is an arithmetic number, because the mean of its divisors is an integer number (126253062).

Almost surely, 2^1039669947 is an apocalyptic number.

1039669947 is a deficient number, since it is larger than the sum of its proper divisors (475366797).

1039669947 is a wasteful number, since it uses less digits than its factorization.

1039669947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022410 (or 1022407 counting only the distinct ones).

The product of its (nonzero) digits is 2204496, while the sum is 54.

The square root of 1039669947 is about 32243.9133325966. The cubic root of 1039669947 is about 1013.0522141787.

The spelling of 1039669947 in words is "one billion, thirty-nine million, six hundred sixty-nine thousand, nine hundred forty-seven".