1154400046 has 8 divisors (see below), whose sum is σ = 1735835040. Its totient is φ = 575788368.

The previous prime is 1154399941. The next prime is 1154400047. The reversal of 1154400046 is 6400044511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154400047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 704806 + ... + 706441.

It is an arithmetic number, because the mean of its divisors is an integer number (216979380).

Almost surely, 2^1154400046 is an apocalyptic number.

1154400046 is a deficient number, since it is larger than the sum of its proper divisors (581434994).

1154400046 is a wasteful number, since it uses less digits than its factorization.

1154400046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411658.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1154400046 is about 33976.4631178703. The cubic root of 1154400046 is about 1049.0240503779.

Adding to 1154400046 its reverse (6400044511), we get a palindrome (7554444557).

The spelling of 1154400046 in words is "one billion, one hundred fifty-four million, four hundred thousand, forty-six".