151683855 has 32 divisors (see below), whose sum is σ = 247389120. Its totient is φ = 79349760.

The previous prime is 151683839. The next prime is 151683863. The reversal of 151683855 is 558386151.

It is a Cunningham number, because it is equal to 12316²-1.

It is not a de Polignac number, because 151683855 - 2⁴ = 151683839 is a prime.

It is a super-2 number, since 2×151683855² = 46015983735322050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 184345 + ... + 185165.

It is an arithmetic number, because the mean of its divisors is an integer number (7730910).

Almost surely, 2^151683855 is an apocalyptic number.

151683855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

151683855 is a deficient number, since it is larger than the sum of its proper divisors (95705265).

151683855 is a wasteful number, since it uses less digits than its factorization.

151683855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051.

The product of its digits is 144000, while the sum is 42.

The square root of 151683855 is about 12315.9999594024. Note that the first 4 decimals coincide. The cubic root of 151683855 is about 533.3100721192.

The spelling of 151683855 in words is "one hundred fifty-one million, six hundred eighty-three thousand, eight hundred fifty-five".