151952378 has 8 divisors (see below), whose sum is σ = 232229268. Its totient is φ = 74542624.

The previous prime is 151952371. The next prime is 151952389. The reversal of 151952378 is 873259151.

It can be written as a sum of positive squares in 2 ways, for example, as 142874209 + 9078169 = 11953^2 + 3013^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (151952371) 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, 716651 + ... + 716862.

Almost surely, 2^151952378 is an apocalyptic number.

151952378 is a deficient number, since it is larger than the sum of its proper divisors (80276890).

151952378 is a wasteful number, since it uses less digits than its factorization.

151952378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1433568.

The product of its digits is 75600, while the sum is 41.

The square root of 151952378 is about 12326.8965275125. The cubic root of 151952378 is about 533.6245894389.

The spelling of 151952378 in words is "one hundred fifty-one million, nine hundred fifty-two thousand, three hundred seventy-eight".