151106146 has 4 divisors (see below), whose sum is σ = 226659222. Its totient is φ = 75553072.

The previous prime is 151106143. The next prime is 151106167. The reversal of 151106146 is 641601151.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 76370121 + 74736025 = 8739^2 + 8645^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 151106146.

It is not an unprimeable number, because it can be changed into a prime (151106141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37776535 + ... + 37776538.

Almost surely, 2^151106146 is an apocalyptic number.

151106146 is a deficient number, since it is larger than the sum of its proper divisors (75553076).

151106146 is an equidigital number, since it uses as much as digits as its factorization.

151106146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75553075.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 151106146 is about 12292.5239881808. The cubic root of 151106146 is about 532.6321489416.

Adding to 151106146 its reverse (641601151), we get a palindrome (792707297).

The spelling of 151106146 in words is "one hundred fifty-one million, one hundred six thousand, one hundred forty-six".