1501201151 has 4 divisors (see below), whose sum is σ = 1501519152. Its totient is φ = 1500883152.

The previous prime is 1501201139. The next prime is 1501201157. The reversal of 1501201151 is 1511021051.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1501201151 - 2¹⁴ = 1501184767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1501201157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151811 + ... + 161396.

It is an arithmetic number, because the mean of its divisors is an integer number (375379788).

Almost surely, 2^1501201151 is an apocalyptic number.

1501201151 is a deficient number, since it is larger than the sum of its proper divisors (318001).

1501201151 is an equidigital number, since it uses as much as digits as its factorization.

1501201151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318000.

The product of its (nonzero) digits is 50, while the sum is 17.

The square root of 1501201151 is about 38745.3371517141. The cubic root of 1501201151 is about 1145.0197109553.

The spelling of 1501201151 in words is "one billion, five hundred one million, two hundred one thousand, one hundred fifty-one".