1345041651 has 8 divisors (see below), whose sum is σ = 1793588944. Its totient is φ = 896594400.

The previous prime is 1345041641. The next prime is 1345041661. The reversal of 1345041651 is 1561405431.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1345041641) and next prime (1345041661).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1345041651 - 2⁵ = 1345041619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1345041631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15945 + ... + 54261.

It is an arithmetic number, because the mean of its divisors is an integer number (224198618).

Almost surely, 2^1345041651 is an apocalyptic number.

1345041651 is a deficient number, since it is larger than the sum of its proper divisors (448547293).

1345041651 is a wasteful number, since it uses less digits than its factorization.

1345041651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50021.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 1345041651 is about 36674.8094882577. The cubic root of 1345041651 is about 1103.8546997194.

The spelling of 1345041651 in words is "one billion, three hundred forty-five million, forty-one thousand, six hundred fifty-one".