973157149 has 8 divisors (see below), whose sum is σ = 976696992. Its totient is φ = 969624240.

The previous prime is 973157131. The next prime is 973157161. The reversal of 973157149 is 941751379.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-973157149 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 973157099 and 973157108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (973157849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536454 + ... + 538264.

It is an arithmetic number, because the mean of its divisors is an integer number (122087124).

Almost surely, 2^973157149 is an apocalyptic number.

It is an amenable number.

973157149 is a deficient number, since it is larger than the sum of its proper divisors (3539843).

973157149 is a wasteful number, since it uses less digits than its factorization.

973157149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3467.

The product of its digits is 238140, while the sum is 46.

The square root of 973157149 is about 31195.4668020852. The cubic root of 973157149 is about 990.9711074471.

The spelling of 973157149 in words is "nine hundred seventy-three million, one hundred fifty-seven thousand, one hundred forty-nine".