1121001404 has 24 divisors (see below), whose sum is σ = 1979032608. Its totient is φ = 555576320.

The previous prime is 1121001397. The next prime is 1121001419. The reversal of 1121001404 is 4041001211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 537644 + ... + 539724.

It is an arithmetic number, because the mean of its divisors is an integer number (82459692).

Almost surely, 2^1121001404 is an apocalyptic number.

It is an amenable number.

1121001404 is a deficient number, since it is larger than the sum of its proper divisors (858031204).

1121001404 is a wasteful number, since it uses less digits than its factorization.

1121001404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3205 (or 3203 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1121001404 is about 33481.3590524638. The cubic root of 1121001404 is about 1038.8082391443.

Adding to 1121001404 its reverse (4041001211), we get a palindrome (5162002615).

The spelling of 1121001404 in words is "one billion, one hundred twenty-one million, one thousand, four hundred four".