1170021634 has 16 divisors (see below), whose sum is σ = 1956074400. Its totient is φ = 521619264.

The previous prime is 1170021607. The next prime is 1170021637. The reversal of 1170021634 is 4361200711.

It is a junction number, because it is equal to n+sod(n) for n = 1170021599 and 1170021608.

It is not an unprimeable number, because it can be changed into a prime (1170021637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 904944 + ... + 906235.

It is an arithmetic number, because the mean of its divisors is an integer number (122254650).

Almost surely, 2^1170021634 is an apocalyptic number.

1170021634 is a deficient number, since it is larger than the sum of its proper divisors (786052766).

1170021634 is a wasteful number, since it uses less digits than its factorization.

1170021634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1811217.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 1170021634 is about 34205.5789893988. The cubic root of 1170021634 is about 1053.7347376782.

The spelling of 1170021634 in words is "one billion, one hundred seventy million, twenty-one thousand, six hundred thirty-four".