151934 has 4 divisors (see below), whose sum is σ = 227904. Its totient is φ = 75966.

The previous prime is 151909. The next prime is 151937. The reversal of 151934 is 439151.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 439151 = 41 ⋅10711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151937) by changing a digit.

151934 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37982 + ... + 37985.

It is an arithmetic number, because the mean of its divisors is an integer number (56976).

2¹⁵¹⁹³⁴ is an apocalyptic number.

151934 is a deficient number, since it is larger than the sum of its proper divisors (75970).

151934 is an equidigital number, since it uses as much as digits as its factorization.

151934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75969.

The product of its digits is 540, while the sum is 23.

The square root of 151934 is about 389.7871213881. The cubic root of 151934 is about 53.3603075356.

The spelling of 151934 in words is "one hundred fifty-one thousand, nine hundred thirty-four".