961767545 has 16 divisors (see below), whose sum is σ = 1186608528. Its totient is φ = 747893760.

The previous prime is 961767523. The next prime is 961767581. The reversal of 961767545 is 545767169.

It can be written as a sum of positive squares in 8 ways, for example, as 315133504 + 646634041 = 17752^2 + 25429^2 .

It is not a de Polignac number, because 961767545 - 2²⁸ = 693332089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 961767493 and 961767502.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48317 + ... + 65253.

It is an arithmetic number, because the mean of its divisors is an integer number (74163033).

Almost surely, 2^961767545 is an apocalyptic number.

It is an amenable number.

961767545 is a deficient number, since it is larger than the sum of its proper divisors (224840983).

961767545 is a wasteful number, since it uses less digits than its factorization.

961767545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17260.

The product of its digits is 1587600, while the sum is 50.

The square root of 961767545 is about 31012.3772871413. The cubic root of 961767545 is about 987.0898947620.

The spelling of 961767545 in words is "nine hundred sixty-one million, seven hundred sixty-seven thousand, five hundred forty-five".