1345344146 has 8 divisors (see below), whose sum is σ = 2018256240. Its totient is φ = 672592068.

The previous prime is 1345344089. The next prime is 1345344157. The reversal of 1345344146 is 6414435431.

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

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, 16136 + ... + 54323.

It is an arithmetic number, because the mean of its divisors is an integer number (252282030).

Almost surely, 2^1345344146 is an apocalyptic number.

1345344146 is a deficient number, since it is larger than the sum of its proper divisors (672912094).

1345344146 is an equidigital number, since it uses as much as digits as its factorization.

1345344146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80008.

The product of its digits is 69120, while the sum is 35.

The square root of 1345344146 is about 36678.9332723840. The cubic root of 1345344146 is about 1103.9374444925.

Adding to 1345344146 its reverse (6414435431), we get a palindrome (7759779577).

The spelling of 1345344146 in words is "one billion, three hundred forty-five million, three hundred forty-four thousand, one hundred forty-six".