1122670478 has 4 divisors (see below), whose sum is σ = 1684005720. Its totient is φ = 561335238.

The previous prime is 1122670459. The next prime is 1122670489. The reversal of 1122670478 is 8740762211.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280667618 + ... + 280667621.

It is an arithmetic number, because the mean of its divisors is an integer number (421001430).

Almost surely, 2^1122670478 is an apocalyptic number.

1122670478 is a deficient number, since it is larger than the sum of its proper divisors (561335242).

1122670478 is an equidigital number, since it uses as much as digits as its factorization.

1122670478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561335241.

The product of its (nonzero) digits is 37632, while the sum is 38.

The square root of 1122670478 is about 33506.2752033108. The cubic root of 1122670478 is about 1039.3235486439.

The spelling of 1122670478 in words is "one billion, one hundred twenty-two million, six hundred seventy thousand, four hundred seventy-eight".