1039971493 has 8 divisors (see below), whose sum is σ = 1153113696. Its totient is φ = 929929200.

The previous prime is 1039971463. The next prime is 1039971509. The reversal of 1039971493 is 3941799301.

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

It is a cyclic number.

It is not a de Polignac number, because 1039971493 - 2¹⁷ = 1039840421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1039971433) 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 7 ways as a sum of consecutive naturals, for example, 774271 + ... + 775612.

It is an arithmetic number, because the mean of its divisors is an integer number (144139212).

Almost surely, 2^1039971493 is an apocalyptic number.

It is an amenable number.

1039971493 is a deficient number, since it is larger than the sum of its proper divisors (113142203).

1039971493 is a wasteful number, since it uses less digits than its factorization.

1039971493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1549955.

The product of its (nonzero) digits is 183708, while the sum is 46.

The square root of 1039971493 is about 32248.5890078930. The cubic root of 1039971493 is about 1013.1501466410.

The spelling of 1039971493 in words is "one billion, thirty-nine million, nine hundred seventy-one thousand, four hundred ninety-three".