1142001404 has 12 divisors (see below), whose sum is σ = 2032375800. Its totient is φ = 561322608.

The previous prime is 1142001397. The next prime is 1142001431. The reversal of 1142001404 is 4041002411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2419259 + ... + 2419730.

It is an arithmetic number, because the mean of its divisors is an integer number (169364650).

Almost surely, 2^1142001404 is an apocalyptic number.

It is an amenable number.

1142001404 is a deficient number, since it is larger than the sum of its proper divisors (890374396).

1142001404 is a wasteful number, since it uses less digits than its factorization.

1142001404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4839052 (or 4839050 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1142001404 is about 33793.5112706567. The cubic root of 1142001404 is about 1045.2549011509.

Adding to 1142001404 its reverse (4041002411), we get a palindrome (5183003815).

The spelling of 1142001404 in words is "one billion, one hundred forty-two million, one thousand, four hundred four".