973138429 has 12 divisors (see below), whose sum is σ = 1050714868. Its totient is φ = 900864000.

The previous prime is 973138427. The next prime is 973138501. The reversal of 973138429 is 924831379.

It can be written as a sum of positive squares in 6 ways, for example, as 91642329 + 881496100 = 9573^2 + 29690^2 .

It is not a de Polignac number, because 973138429 - 2¹ = 973138427 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 (973138421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9972 + ... + 45229.

Almost surely, 2^973138429 is an apocalyptic number.

It is an amenable number.

973138429 is a deficient number, since it is larger than the sum of its proper divisors (77576439).

973138429 is a wasteful number, since it uses less digits than its factorization.

973138429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55296 (or 55279 counting only the distinct ones).

The product of its digits is 326592, while the sum is 46.

The square root of 973138429 is about 31195.1667570475. The cubic root of 973138429 is about 990.9647531811.

The spelling of 973138429 in words is "nine hundred seventy-three million, one hundred thirty-eight thousand, four hundred twenty-nine".