381725095 has 4 divisors (see below), whose sum is σ = 458070120. Its totient is φ = 305380072.

The previous prime is 381725083. The next prime is 381725101. The reversal of 381725095 is 590527183.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 590527183 = 139 ⋅4248397.

It is a cyclic number.

It is not a de Polignac number, because 381725095 - 2²⁵ = 348170663 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent 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, 38172505 + ... + 38172514.

It is an arithmetic number, because the mean of its divisors is an integer number (114517530).

Almost surely, 2^381725095 is an apocalyptic number.

381725095 is a deficient number, since it is larger than the sum of its proper divisors (76345025).

381725095 is an equidigital number, since it uses as much as digits as its factorization.

381725095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76345024.

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 381725095 is about 19537.7863382728. The cubic root of 381725095 is about 725.4100542002.

The spelling of 381725095 in words is "three hundred eighty-one million, seven hundred twenty-five thousand, ninety-five".