1400233445 has 24 divisors (see below), whose sum is σ = 1898608896. Its totient is φ = 989047488.

The previous prime is 1400233433. The next prime is 1400233459. The reversal of 1400233445 is 5443320041.

It is not a de Polignac number, because 1400233445 - 2¹² = 1400229349 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 16589 + ... + 55458.

It is an arithmetic number, because the mean of its divisors is an integer number (79108704).

Almost surely, 2^1400233445 is an apocalyptic number.

It is an amenable number.

1400233445 is a deficient number, since it is larger than the sum of its proper divisors (498375451).

1400233445 is a wasteful number, since it uses less digits than its factorization.

1400233445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72101 (or 72088 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 1400233445 is about 37419.6932777381. The cubic root of 1400233445 is about 1118.7511177543.

Adding to 1400233445 its reverse (5443320041), we get a palindrome (6843553486).

The spelling of 1400233445 in words is "one billion, four hundred million, two hundred thirty-three thousand, four hundred forty-five".