16051155 has 16 divisors (see below), whose sum is σ = 26376864. Its totient is φ = 8328960.

The previous prime is 16051151. The next prime is 16051159. The reversal of 16051155 is 55115061.

It is an interprime number because it is at equal distance from previous prime (16051151) and next prime (16051159).

It is not a de Polignac number, because 16051155 - 2² = 16051151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16051151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13906 + ... + 15015.

It is an arithmetic number, because the mean of its divisors is an integer number (1648554).

Almost surely, 2^16051155 is an apocalyptic number.

16051155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16051155 is a deficient number, since it is larger than the sum of its proper divisors (10325709).

16051155 is a wasteful number, since it uses less digits than its factorization.

16051155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28966.

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 16051155 is about 4006.3892721502. The cubic root of 16051155 is about 252.2524712101.

It can be divided in two parts, 1605 and 1155, that multiplied together give a triangular number (1853775 = T₁₉₂₅).

The spelling of 16051155 in words is "sixteen million, fifty-one thousand, one hundred fifty-five".