1122078877 has 8 divisors (see below), whose sum is σ = 1184868000. Its totient is φ = 1059663024.

The previous prime is 1122078871. The next prime is 1122078887. The reversal of 1122078877 is 7788702211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122078877 is a prime.

It is a super-2 number, since 2×1122078877² = 2518122012419162258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122078871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87127 + ... + 99172.

It is an arithmetic number, because the mean of its divisors is an integer number (148108500).

Almost surely, 2^1122078877 is an apocalyptic number.

It is an amenable number.

1122078877 is a deficient number, since it is larger than the sum of its proper divisors (62789123).

1122078877 is a wasteful number, since it uses less digits than its factorization.

1122078877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186635.

The product of its (nonzero) digits is 87808, while the sum is 43.

The square root of 1122078877 is about 33497.4458280031. The cubic root of 1122078877 is about 1039.1409563644.

The spelling of 1122078877 in words is "one billion, one hundred twenty-two million, seventy-eight thousand, eight hundred seventy-seven".