1345405355 has 16 divisors (see below), whose sum is σ = 1925351424.
Its totient is φ = 882451680.
The previous prime is 1345405291. The next prime is 1345405387. The reversal of 1345405355 is 5535045431.
1345405355 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 1345405355 - 26 = 1345405291 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 834851 + ... + 836460.
It is an arithmetic number, because the mean of its divisors is an integer number (120334464).
Almost surely, 21345405355 is an apocalyptic number.
1345405355 is a deficient number, since it is larger than the sum of its proper divisors (579946069).
1345405355 is a wasteful number, since it uses less digits than its factorization.
1345405355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1671346.
The product of its (nonzero) digits is 90000, while the sum is 35.
The square root of 1345405355 is about 36679.7676519359.
The cubic root of 1345405355 is about 1103.9541861524.
The spelling of 1345405355 in words is "one billion, three hundred forty-five million, four hundred five thousand, three hundred fifty-five".