1345005041 has 16 divisors (see below), whose sum is σ = 1484091840. Its totient is φ = 1214196480.

The previous prime is 1345005023. The next prime is 1345005047. The reversal of 1345005041 is 1405005431.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1345005041 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1345004998 and 1345005016.

It is not an unprimeable number, because it can be changed into a prime (1345005047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13421 + ... + 53573.

It is an arithmetic number, because the mean of its divisors is an integer number (92755740).

Almost surely, 2^1345005041 is an apocalyptic number.

It is an amenable number.

1345005041 is a deficient number, since it is larger than the sum of its proper divisors (139086799).

1345005041 is a wasteful number, since it uses less digits than its factorization.

1345005041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40256.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1345005041 is about 36674.3103684309. The cubic root of 1345005041 is about 1103.8446845432.

The spelling of 1345005041 in words is "one billion, three hundred forty-five million, five thousand, forty-one".