961910101 has 2 divisors, whose sum is σ = 961910102. Its totient is φ = 961910100.

The previous prime is 961910087. The next prime is 961910111. The reversal of 961910101 is 101019169.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 589227076 + 372683025 = 24274^2 + 19305^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-961910101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 961910101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (961910111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480955050 + 480955051.

It is an arithmetic number, because the mean of its divisors is an integer number (480955051).

Almost surely, 2^961910101 is an apocalyptic number.

It is an amenable number.

961910101 is a deficient number, since it is larger than the sum of its proper divisors (1).

961910101 is an equidigital number, since it uses as much as digits as its factorization.

961910101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 28.

The square root of 961910101 is about 31014.6755746372. The cubic root of 961910101 is about 987.1386621369.

The spelling of 961910101 in words is "nine hundred sixty-one million, nine hundred ten thousand, one hundred one".