150187834 has 4 divisors (see below), whose sum is σ = 225281754. Its totient is φ = 75093916.

The previous prime is 150187831. The next prime is 150187841. The reversal of 150187834 is 438781051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 438781051 = 23 ⋅19077437.

It can be written as a sum of positive squares in only one way, i.e., 150185025 + 2809 = 12255^2 + 53^2 .

It is a super-2 number, since 2×150187834² = 45112770963223112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 150187793 and 150187802.

It is not an unprimeable number, because it can be changed into a prime (150187831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37546957 + ... + 37546960.

Almost surely, 2^150187834 is an apocalyptic number.

150187834 is a deficient number, since it is larger than the sum of its proper divisors (75093920).

150187834 is an equidigital number, since it uses as much as digits as its factorization.

150187834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75093919.

The product of its (nonzero) digits is 26880, while the sum is 37.

The square root of 150187834 is about 12255.1146057473. The cubic root of 150187834 is about 531.5509736484.

The spelling of 150187834 in words is "one hundred fifty million, one hundred eighty-seven thousand, eight hundred thirty-four".