151193983 has 4 divisors (see below), whose sum is σ = 152157160. Its totient is φ = 150230808.

The previous prime is 151193981. The next prime is 151194007. The reversal of 151193983 is 389391151.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 389391151 = 1231 ⋅316321.

It is a cyclic number.

It is not a de Polignac number, because 151193983 - 2¹ = 151193981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151193981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 481353 + ... + 481666.

It is an arithmetic number, because the mean of its divisors is an integer number (38039290).

Almost surely, 2^151193983 is an apocalyptic number.

151193983 is a deficient number, since it is larger than the sum of its proper divisors (963177).

151193983 is an equidigital number, since it uses as much as digits as its factorization.

151193983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963176.

The product of its digits is 29160, while the sum is 40.

The square root of 151193983 is about 12296.0962504366. The cubic root of 151193983 is about 532.7353341286.

The spelling of 151193983 in words is "one hundred fifty-one million, one hundred ninety-three thousand, nine hundred eighty-three".