961733541 has 4 divisors (see below), whose sum is σ = 1282311392. Its totient is φ = 641155692.

The previous prime is 961733519. The next prime is 961733551. The reversal of 961733541 is 145337169.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 961733541 - 2¹⁴ = 961717157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 961733541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961733501) 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, 160288921 + ... + 160288926.

It is an arithmetic number, because the mean of its divisors is an integer number (320577848).

Almost surely, 2^961733541 is an apocalyptic number.

It is an amenable number.

961733541 is a deficient number, since it is larger than the sum of its proper divisors (320577851).

961733541 is a wasteful number, since it uses less digits than its factorization.

961733541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320577850.

The product of its digits is 68040, while the sum is 39.

The square root of 961733541 is about 31011.8290495740. The cubic root of 961733541 is about 987.0782615281.

The spelling of 961733541 in words is "nine hundred sixty-one million, seven hundred thirty-three thousand, five hundred forty-one".