5405025515 has 4 divisors (see below), whose sum is σ = 6486030624. Its totient is φ = 4324020408.

The previous prime is 5405025503. The next prime is 5405025529. The reversal of 5405025515 is 5155205045.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5155205045 = 5 ⋅1031041009.

It is a cyclic number.

It is not a de Polignac number, because 5405025515 - 2⁸ = 5405025259 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540502547 + ... + 540502556.

It is an arithmetic number, because the mean of its divisors is an integer number (1621507656).

Almost surely, 2^5405025515 is an apocalyptic number.

5405025515 is a deficient number, since it is larger than the sum of its proper divisors (1081005109).

5405025515 is a wasteful number, since it uses less digits than its factorization.

5405025515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081005108.

The product of its (nonzero) digits is 25000, while the sum is 32.

The square root of 5405025515 is about 73518.8786299138. The cubic root of 5405025515 is about 1754.9547221431.

The spelling of 5405025515 in words is "five billion, four hundred five million, twenty-five thousand, five hundred fifteen".