115277001 has 32 divisors (see below), whose sum is σ = 184277760. Its totient is φ = 62705664.

The previous prime is 115276999. The next prime is 115277027. The reversal of 115277001 is 100772511.

It is a happy number.

It is not a de Polignac number, because 115277001 - 2¹ = 115276999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115277101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43161 + ... + 45753.

It is an arithmetic number, because the mean of its divisors is an integer number (5758680).

Almost surely, 2^115277001 is an apocalyptic number.

It is an amenable number.

115277001 is a deficient number, since it is larger than the sum of its proper divisors (69000759).

115277001 is a wasteful number, since it uses less digits than its factorization.

115277001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2705.

The product of its (nonzero) digits is 490, while the sum is 24.

The square root of 115277001 is about 10736.7127650878. The cubic root of 115277001 is about 486.6845465273.

It can be divided in two parts, 11527 and 7001, that added together give a triangular number (18528 = T₁₉₂).

The spelling of 115277001 in words is "one hundred fifteen million, two hundred seventy-seven thousand, one".