5120140505 has 16 divisors (see below), whose sum is σ = 6375625344. Its totient is φ = 3944492160.

The previous prime is 5120140499. The next prime is 5120140507. The reversal of 5120140505 is 5050410215.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-5120140505 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5120140507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152444 + ... + 182973.

It is an arithmetic number, because the mean of its divisors is an integer number (398476584).

Almost surely, 2^5120140505 is an apocalyptic number.

It is an amenable number.

5120140505 is a deficient number, since it is larger than the sum of its proper divisors (1255484839).

5120140505 is a wasteful number, since it uses less digits than its factorization.

5120140505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335536.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 5120140505 is about 71555.1570817925. The cubic root of 5120140505 is about 1723.5635179670.

The spelling of 5120140505 in words is "five billion, one hundred twenty million, one hundred forty thousand, five hundred five".