983357247 has 4 divisors (see below), whose sum is σ = 1311143000. Its totient is φ = 655571496.

The previous prime is 983357213. The next prime is 983357257. The reversal of 983357247 is 742753389.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 983357247 - 2⁶ = 983357183 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 983357196 and 983357205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (983357257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163892872 + ... + 163892877.

It is an arithmetic number, because the mean of its divisors is an integer number (327785750).

Almost surely, 2^983357247 is an apocalyptic number.

983357247 is a deficient number, since it is larger than the sum of its proper divisors (327785753).

983357247 is a wasteful number, since it uses less digits than its factorization.

983357247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327785752.

The product of its digits is 1270080, while the sum is 48.

The square root of 983357247 is about 31358.5275005061. The cubic root of 983357247 is about 994.4213522273.

The spelling of 983357247 in words is "nine hundred eighty-three million, three hundred fifty-seven thousand, two hundred forty-seven".