5145642087 has 8 divisors (see below), whose sum is σ = 7159154304. Its totient is φ = 3281278968.

The previous prime is 5145642071. The next prime is 5145642097. The reversal of 5145642087 is 7802465415.

It is a happy number.

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

It is not a de Polignac number, because 5145642087 - 2⁴ = 5145642071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5145642017) 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, 37287193 + ... + 37287330.

It is an arithmetic number, because the mean of its divisors is an integer number (894894288).

Almost surely, 2^5145642087 is an apocalyptic number.

5145642087 is a deficient number, since it is larger than the sum of its proper divisors (2013512217).

5145642087 is a wasteful number, since it uses less digits than its factorization.

5145642087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74574549.

The product of its (nonzero) digits is 268800, while the sum is 42.

The square root of 5145642087 is about 71733.1310274409. The cubic root of 5145642087 is about 1726.4202641331.

The spelling of 5145642087 in words is "five billion, one hundred forty-five million, six hundred forty-two thousand, eighty-seven".