1345340258 has 16 divisors (see below), whose sum is σ = 2143026720. Its totient is φ = 631624896.

The previous prime is 1345340197. The next prime is 1345340279. The reversal of 1345340258 is 8520435431.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152360 + ... + 160947.

It is an arithmetic number, because the mean of its divisors is an integer number (133939170).

Almost surely, 2^1345340258 is an apocalyptic number.

1345340258 is a deficient number, since it is larger than the sum of its proper divisors (797686462).

1345340258 is a wasteful number, since it uses less digits than its factorization.

1345340258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313441.

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 1345340258 is about 36678.8802718949. The cubic root of 1345340258 is about 1103.9363810439.

Adding to 1345340258 its reverse (8520435431), we get a palindrome (9865775689).

The spelling of 1345340258 in words is "one billion, three hundred forty-five million, three hundred forty thousand, two hundred fifty-eight".