977263 has 4 divisors (see below), whose sum is σ = 1116880. Its totient is φ = 837648.

The previous prime is 977257. The next prime is 977269. The reversal of 977263 is 362779.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 362779 = 23 ⋅15773.

It is an interprime number because it is at equal distance from previous prime (977257) and next prime (977269).

It is not a de Polignac number, because 977263 - 2¹³ = 969071 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 (977269) 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, 69798 + ... + 69811.

It is an arithmetic number, because the mean of its divisors is an integer number (279220).

2⁹⁷⁷²⁶³ is an apocalyptic number.

977263 is a deficient number, since it is larger than the sum of its proper divisors (139617).

977263 is a wasteful number, since it uses less digits than its factorization.

977263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139616.

The product of its digits is 15876, while the sum is 34.

The square root of 977263 is about 988.5661333467. The cubic root of 977263 is about 99.2362821995.

The spelling of 977263 in words is "nine hundred seventy-seven thousand, two hundred sixty-three".