151143193 has 2 divisors, whose sum is σ = 151143194. Its totient is φ = 151143192.

The previous prime is 151143173. The next prime is 151143221. The reversal of 151143193 is 391341151.

It is an a-pointer prime, because the next prime (151143221) can be obtained adding 151143193 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140469904 + 10673289 = 11852^2 + 3267^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151143193 is a prime.

It is not a weakly prime, because it can be changed into another prime (151143173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75571596 + 75571597.

It is an arithmetic number, because the mean of its divisors is an integer number (75571597).

Almost surely, 2^151143193 is an apocalyptic number.

It is an amenable number.

151143193 is a deficient number, since it is larger than the sum of its proper divisors (1).

151143193 is an equidigital number, since it uses as much as digits as its factorization.

151143193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1620, while the sum is 28.

The square root of 151143193 is about 12294.0307873374. The cubic root of 151143193 is about 532.6756742192.

The spelling of 151143193 in words is "one hundred fifty-one million, one hundred forty-three thousand, one hundred ninety-three".