151223402 has 8 divisors (see below), whose sum is σ = 247456512. Its totient is φ = 68737900.

The previous prime is 151223383. The next prime is 151223407. The reversal of 151223402 is 204322151.

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 (151223407) 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, 3436874 + ... + 3436917.

It is an arithmetic number, because the mean of its divisors is an integer number (30932064).

Almost surely, 2^151223402 is an apocalyptic number.

151223402 is a deficient number, since it is larger than the sum of its proper divisors (96233110).

151223402 is a wasteful number, since it uses less digits than its factorization.

151223402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6873804.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 151223402 is about 12297.2924662301. The cubic root of 151223402 is about 532.7698847195.

Adding to 151223402 its reverse (204322151), we get a palindrome (355545553).

The spelling of 151223402 in words is "one hundred fifty-one million, two hundred twenty-three thousand, four hundred two".