965738951 has 4 divisors (see below), whose sum is σ = 966095304. Its totient is φ = 965382600.

The previous prime is 965738909. The next prime is 965738953. The reversal of 965738951 is 159837569.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 159837569 = 347 ⋅460627.

It is a cyclic number.

It is not a de Polignac number, because 965738951 - 2¹⁴ = 965722567 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 965738893 and 965738902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (965738953) 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, 174080 + ... + 179541.

It is an arithmetic number, because the mean of its divisors is an integer number (241523826).

Almost surely, 2^965738951 is an apocalyptic number.

965738951 is a deficient number, since it is larger than the sum of its proper divisors (356353).

965738951 is a wasteful number, since it uses less digits than its factorization.

965738951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356352.

The product of its digits is 2041200, while the sum is 53.

The square root of 965738951 is about 31076.3406951333. The cubic root of 965738951 is about 988.4466852946.

The spelling of 965738951 in words is "nine hundred sixty-five million, seven hundred thirty-eight thousand, nine hundred fifty-one".