1345405433090 has 8 divisors (see below), whose sum is σ = 2421729779580. Its totient is φ = 538162173232.

The previous prime is 1345405433089. The next prime is 1345405433167. The reversal of 1345405433090 is 903345045431.

It can be written as a sum of positive squares in 2 ways, for example, as 1212423412201 + 132982020889 = 1101101^2 + 364667^2 .

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, 67270271645 + ... + 67270271664.

Almost surely, 2^{1345405433090} is an apocalyptic number.

1345405433090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1345405433090 is a deficient number, since it is larger than the sum of its proper divisors (1076324346490).

1345405433090 is a wasteful number, since it uses less digits than its factorization.

1345405433090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134540543316.

The product of its (nonzero) digits is 388800, while the sum is 41.

The spelling of 1345405433090 in words is "one trillion, three hundred forty-five billion, four hundred five million, four hundred thirty-three thousand, ninety".