3140645302 has 4 divisors (see below), whose sum is σ = 4710967956. Its totient is φ = 1570322650.

The previous prime is 3140645251. The next prime is 3140645303. The reversal of 3140645302 is 2035460413.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2035460413 = 7 ⋅290780059.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3140645303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 785161324 + ... + 785161327.

It is an arithmetic number, because the mean of its divisors is an integer number (1177741989).

Almost surely, 2^3140645302 is an apocalyptic number.

3140645302 is a deficient number, since it is larger than the sum of its proper divisors (1570322654).

3140645302 is a wasteful number, since it uses less digits than its factorization.

3140645302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1570322653.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 3140645302 is about 56041.4605626941. The cubic root of 3140645302 is about 1464.4446561946. Note that the first 3 decimals are identical.

The spelling of 3140645302 in words is "three billion, one hundred forty million, six hundred forty-five thousand, three hundred two".