1146963577 has 4 divisors (see below), whose sum is σ = 1147113460. Its totient is φ = 1146813696.

The previous prime is 1146963539. The next prime is 1146963611. The reversal of 1146963577 is 7753696411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7753696411 = 233 ⋅33277667.

It can be written as a sum of positive squares in 2 ways, for example, as 156225001 + 990738576 = 12499^2 + 31476^2 .

It is a cyclic number.

It is not a de Polignac number, because 1146963577 - 2⁷ = 1146963449 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1146963577.

It is not an unprimeable number, because it can be changed into a prime (1146961577) 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, 62808 + ... + 78985.

It is an arithmetic number, because the mean of its divisors is an integer number (286778365).

Almost surely, 2^1146963577 is an apocalyptic number.

It is an amenable number.

1146963577 is a deficient number, since it is larger than the sum of its proper divisors (149883).

1146963577 is an equidigital number, since it uses as much as digits as its factorization.

1146963577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149882.

The product of its digits is 952560, while the sum is 49.

The square root of 1146963577 is about 33866.8507098018. The cubic root of 1146963577 is about 1046.7666451596.

The spelling of 1146963577 in words is "one billion, one hundred forty-six million, nine hundred sixty-three thousand, five hundred seventy-seven".