377121 has 4 divisors (see below), whose sum is σ = 502832. Its totient is φ = 251412.

The previous prime is 377099. The next prime is 377123. The reversal of 377121 is 121773.

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, and also an emirpimes, since its reverse is a distinct semiprime: 121773 = 3 ⋅40591.

It is not a de Polignac number, because 377121 - 2⁹ = 376609 is a prime.

It is a D-number.

It is a Duffinian number.

377121 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (377123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62851 + ... + 62856.

It is an arithmetic number, because the mean of its divisors is an integer number (125708).

2³⁷⁷¹²¹ is an apocalyptic number.

It is an amenable number.

377121 is a deficient number, since it is larger than the sum of its proper divisors (125711).

377121 is a wasteful number, since it uses less digits than its factorization.

377121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125710.

The product of its digits is 294, while the sum is 21.

The square root of 377121 is about 614.1017830946. The cubic root of 377121 is about 72.2481790548.

Adding to 377121 its reverse (121773), we get a palindrome (498894).

The spelling of 377121 in words is "three hundred seventy-seven thousand, one hundred twenty-one", and thus it is an iban number.