961837877 has 32 divisors (see below), whose sum is σ = 1307873280. Its totient is φ = 683017920.

The previous prime is 961837841. The next prime is 961837957. The reversal of 961837877 is 778738169.

It is not a de Polignac number, because 961837877 - 2¹⁴ = 961821493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961836877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72998 + ... + 85160.

It is an arithmetic number, because the mean of its divisors is an integer number (40871040).

Almost surely, 2^961837877 is an apocalyptic number.

It is an amenable number.

961837877 is a deficient number, since it is larger than the sum of its proper divisors (346035403).

961837877 is a wasteful number, since it uses less digits than its factorization.

961837877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12273.

The product of its digits is 3556224, while the sum is 56.

The square root of 961837877 is about 31013.5112007654. The cubic root of 961837877 is about 987.1139554319.

It can be divided in two parts, 961 and 837877, that added together give a palindrome (838838).

The spelling of 961837877 in words is "nine hundred sixty-one million, eight hundred thirty-seven thousand, eight hundred seventy-seven".