1146398723 has 8 divisors (see below), whose sum is σ = 1221283728. Its totient is φ = 1072341504.

The previous prime is 1146398711. The next prime is 1146398753. The reversal of 1146398723 is 3278936411.

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

It is not a de Polignac number, because 1146398723 - 2²² = 1142204419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1146398753) 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, 204086 + ... + 209627.

It is an arithmetic number, because the mean of its divisors is an integer number (152660466).

Almost surely, 2^1146398723 is an apocalyptic number.

1146398723 is a deficient number, since it is larger than the sum of its proper divisors (74885005).

1146398723 is a wasteful number, since it uses less digits than its factorization.

1146398723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413893.

The product of its digits is 217728, while the sum is 44.

The square root of 1146398723 is about 33858.5103482123. The cubic root of 1146398723 is about 1046.5947805286.

The spelling of 1146398723 in words is "one billion, one hundred forty-six million, three hundred ninety-eight thousand, seven hundred twenty-three".