961427 has 2 divisors, whose sum is σ = 961428. Its totient is φ = 961426.

The previous prime is 961399. The next prime is 961447. The reversal of 961427 is 724169.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 961427 - 2¹² = 957331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 961427.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 961427.

It is not a weakly prime, because it can be changed into another prime (961447) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480713 + 480714.

It is an arithmetic number, because the mean of its divisors is an integer number (480714).

2⁹⁶¹⁴²⁷ is an apocalyptic number.

961427 is a deficient number, since it is larger than the sum of its proper divisors (1).

961427 is an equidigital number, since it uses as much as digits as its factorization.

961427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 29.

The square root of 961427 is about 980.5238395878. The cubic root of 961427 is about 98.6973377276.

The spelling of 961427 in words is "nine hundred sixty-one thousand, four hundred twenty-seven".