1111421004 has 24 divisors (see below), whose sum is σ = 2610494208. Its totient is φ = 368019600.

The previous prime is 1111420967. The next prime is 1111421009. The reversal of 1111421004 is 4001241111.

It is not an unprimeable number, because it can be changed into a prime (1111421009) 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, 304872 + ... + 308495.

It is an arithmetic number, because the mean of its divisors is an integer number (108770592).

Almost surely, 2^1111421004 is an apocalyptic number.

It is an amenable number.

1111421004 is an abundant number, since it is smaller than the sum of its proper divisors (1499073204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111421004 is a wasteful number, since it uses less digits than its factorization.

1111421004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613525 (or 613523 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 1111421004 is about 33337.9814025984. The cubic root of 1111421004 is about 1035.8404506265.

Adding to 1111421004 its reverse (4001241111), we get a palindrome (5112662115).

The spelling of 1111421004 in words is "one billion, one hundred eleven million, four hundred twenty-one thousand, four".