190341057 has 4 divisors (see below), whose sum is σ = 253788080. Its totient is φ = 126894036.

The previous prime is 190341049. The next prime is 190341071. The reversal of 190341057 is 750143091.

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 190341057 - 2³ = 190341049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (190341017) 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, 31723507 + ... + 31723512.

It is an arithmetic number, because the mean of its divisors is an integer number (63447020).

Almost surely, 2^190341057 is an apocalyptic number.

It is an amenable number.

190341057 is a deficient number, since it is larger than the sum of its proper divisors (63447023).

190341057 is an equidigital number, since it uses as much as digits as its factorization.

190341057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63447022.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 190341057 is about 13796.4146429426. The cubic root of 190341057 is about 575.2334850142.

The spelling of 190341057 in words is "one hundred ninety million, three hundred forty-one thousand, fifty-seven".