961486697443 has 4 divisors (see below), whose sum is σ = 961488943408. Its totient is φ = 961484451480.

The previous prime is 961486697429. The next prime is 961486697447. The reversal of 961486697443 is 344796684169.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 961486697443 - 2²¹ = 961484600291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (961486697447) 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, 259548 + ... + 1410793.

It is an arithmetic number, because the mean of its divisors is an integer number (240372235852).

Almost surely, 2^961486697443 is an apocalyptic number.

961486697443 is a deficient number, since it is larger than the sum of its proper divisors (2245965).

961486697443 is a wasteful number, since it uses less digits than its factorization.

961486697443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245964.

The product of its digits is 188116992, while the sum is 67.

The spelling of 961486697443 in words is "nine hundred sixty-one billion, four hundred eighty-six million, six hundred ninety-seven thousand, four hundred forty-three".