1119421930 has 48 divisors (see below), whose sum is σ = 2232419616. Its totient is φ = 400810080.

The previous prime is 1119421907. The next prime is 1119421943. The reversal of 1119421930 is 391249111.

It is a junction number, because it is equal to n+sod(n) for n = 1119421892 and 1119421901.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 492657 + ... + 494923.

It is an arithmetic number, because the mean of its divisors is an integer number (46508742).

Almost surely, 2^1119421930 is an apocalyptic number.

1119421930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1119421930 is a deficient number, since it is larger than the sum of its proper divisors (1112997686).

1119421930 is a wasteful number, since it uses less digits than its factorization.

1119421930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2419 (or 2352 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 31.

The square root of 1119421930 is about 33457.7633741408. The cubic root of 1119421930 is about 1038.3201214638.

It can be divided in two parts, 11194 and 21930, that added together give a square (33124 = 182²).

The spelling of 1119421930 in words is "one billion, one hundred nineteen million, four hundred twenty-one thousand, nine hundred thirty".