540125398 has 4 divisors (see below), whose sum is σ = 810188100. Its totient is φ = 270062698.

The previous prime is 540125387. The next prime is 540125413. The reversal of 540125398 is 893521045.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135031348 + ... + 135031351.

It is an arithmetic number, because the mean of its divisors is an integer number (202547025).

Almost surely, 2^540125398 is an apocalyptic number.

540125398 is a deficient number, since it is larger than the sum of its proper divisors (270062702).

540125398 is a wasteful number, since it uses less digits than its factorization.

540125398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270062701.

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 540125398 is about 23240.5980559881. The cubic root of 540125398 is about 814.3883139037.

The spelling of 540125398 in words is "five hundred forty million, one hundred twenty-five thousand, three hundred ninety-eight".