1145880637106 has 4 divisors (see below), whose sum is σ = 1718820955662. Its totient is φ = 572940318552.

The previous prime is 1145880637079. The next prime is 1145880637157. The reversal of 1145880637106 is 6017360885411.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 672342601225 + 473538035881 = 819965^2 + 688141^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286470159275 + ... + 286470159278.

Almost surely, 2^{1145880637106} is an apocalyptic number.

1145880637106 is a deficient number, since it is larger than the sum of its proper divisors (572940318556).

1145880637106 is an equidigital number, since it uses as much as digits as its factorization.

1145880637106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572940318555.

The product of its (nonzero) digits is 967680, while the sum is 50.

The spelling of 1145880637106 in words is "one trillion, one hundred forty-five billion, eight hundred eighty million, six hundred thirty-seven thousand, one hundred six".