1345677485 has 16 divisors (see below), whose sum is σ = 1633882800. Its totient is φ = 1063881216.

The previous prime is 1345677461. The next prime is 1345677499. The reversal of 1345677485 is 5847765431.

It can be written as a sum of positive squares in 8 ways, for example, as 16491721 + 1329185764 = 4061^2 + 36458^2 .

It is a cyclic number.

It is not a de Polignac number, because 1345677485 - 2¹⁸ = 1345415341 is a prime.

It is a congruent 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, 219887 + ... + 225923.

It is an arithmetic number, because the mean of its divisors is an integer number (102117675).

Almost surely, 2^1345677485 is an apocalyptic number.

It is an amenable number.

1345677485 is a deficient number, since it is larger than the sum of its proper divisors (288205315).

1345677485 is a wasteful number, since it uses less digits than its factorization.

1345677485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6560.

The product of its digits is 2822400, while the sum is 50.

The square root of 1345677485 is about 36683.4770025961. The cubic root of 1345677485 is about 1104.0286119996.

The spelling of 1345677485 in words is "one billion, three hundred forty-five million, six hundred seventy-seven thousand, four hundred eighty-five".