3825513291 has 8 divisors (see below), whose sum is σ = 5119647120. Its totient is φ = 2540860832.

The previous prime is 3825513277. The next prime is 3825513379. The reversal of 3825513291 is 1923155283.

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

It is a cyclic number.

It is not a de Polignac number, because 3825513291 - 2²² = 3821318987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3825513091) 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, 2369400 + ... + 2371013.

It is an arithmetic number, because the mean of its divisors is an integer number (639955890).

Almost surely, 2^3825513291 is an apocalyptic number.

3825513291 is a deficient number, since it is larger than the sum of its proper divisors (1294133829).

3825513291 is a wasteful number, since it uses less digits than its factorization.

3825513291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4740685.

The product of its digits is 64800, while the sum is 39.

The square root of 3825513291 is about 61850.7339568416. The cubic root of 3825513291 is about 1563.9753544901.

The spelling of 3825513291 in words is "three billion, eight hundred twenty-five million, five hundred thirteen thousand, two hundred ninety-one".