961313 has 2 divisors, whose sum is σ = 961314. Its totient is φ = 961312.

The previous prime is 961283. The next prime is 961319. The reversal of 961313 is 313169.

961313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 795664 + 165649 = 892^2 + 407^2 .

It is a cyclic number.

It is not a de Polignac number, because 961313 - 2¹⁴ = 944929 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (961319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480656 + 480657.

It is an arithmetic number, because the mean of its divisors is an integer number (480657).

2⁹⁶¹³¹³ is an apocalyptic number.

It is an amenable number.

961313 is a deficient number, since it is larger than the sum of its proper divisors (1).

961313 is an equidigital number, since it uses as much as digits as its factorization.

961313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 486, while the sum is 23.

The square root of 961313 is about 980.4657056726. The cubic root of 961313 is about 98.6934366024.

The spelling of 961313 in words is "nine hundred sixty-one thousand, three hundred thirteen".