5145137263 has 4 divisors (see below), whose sum is σ = 5880156880. Its totient is φ = 4410117648.

The previous prime is 5145137209. The next prime is 5145137287. The reversal of 5145137263 is 3627315415.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5145137263 is a prime.

It is a super-2 number, since 2×5145137263² = 52944874910222262338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5145137663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 367509798 + ... + 367509811.

It is an arithmetic number, because the mean of its divisors is an integer number (1470039220).

Almost surely, 2^5145137263 is an apocalyptic number.

5145137263 is a deficient number, since it is larger than the sum of its proper divisors (735019617).

5145137263 is an equidigital number, since it uses as much as digits as its factorization.

5145137263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735019616.

The product of its digits is 75600, while the sum is 37.

The square root of 5145137263 is about 71729.6121765621. The cubic root of 5145137263 is about 1726.3638042607.

The spelling of 5145137263 in words is "five billion, one hundred forty-five million, one hundred thirty-seven thousand, two hundred sixty-three".