312013154 has 8 divisors (see below), whose sum is σ = 472313820. Its totient is φ = 154575216.

The previous prime is 312013103. The next prime is 312013159. The reversal of 312013154 is 451310213.

It can be written as a sum of positive squares in 2 ways, for example, as 291555625 + 20457529 = 17075^2 + 4523^2 .

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 (312013159) 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, 715409 + ... + 715844.

Almost surely, 2^312013154 is an apocalyptic number.

312013154 is a deficient number, since it is larger than the sum of its proper divisors (160300666).

312013154 is a wasteful number, since it uses less digits than its factorization.

312013154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1431364.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 312013154 is about 17663.8940780339. The cubic root of 312013154 is about 678.2518200918.

Adding to 312013154 its reverse (451310213), we get a palindrome (763323367).

The spelling of 312013154 in words is "three hundred twelve million, thirteen thousand, one hundred fifty-four".