381153 has 4 divisors (see below), whose sum is σ = 508208. Its totient is φ = 254100.

The previous prime is 381103. The next prime is 381167. The reversal of 381153 is 351183.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 381153 - 2⁹ = 380641 is a prime.

It is a D-number.

It is a Duffinian number.

381153 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 381153.

It is not an unprimeable number, because it can be changed into a prime (381103) 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, 63523 + ... + 63528.

It is an arithmetic number, because the mean of its divisors is an integer number (127052).

2³⁸¹¹⁵³ is an apocalyptic number.

It is an amenable number.

381153 is a deficient number, since it is larger than the sum of its proper divisors (127055).

381153 is a wasteful number, since it uses less digits than its factorization.

381153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127054.

The product of its digits is 360, while the sum is 21.

The square root of 381153 is about 617.3758984606. The cubic root of 381153 is about 72.5047480045.

The spelling of 381153 in words is "three hundred eighty-one thousand, one hundred fifty-three".