1327634061 has 16 divisors (see below), whose sum is σ = 1923841920. Its totient is φ = 809507520.

The previous prime is 1327634029. The next prime is 1327634081. The reversal of 1327634061 is 1604367231.

It is not a de Polignac number, because 1327634061 - 2⁵ = 1327634029 is a prime.

It is a super-2 number, since 2×1327634061² = 3525224399854703442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1327634081) 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, 151905 + ... + 160406.

It is an arithmetic number, because the mean of its divisors is an integer number (120240120).

Almost surely, 2^1327634061 is an apocalyptic number.

It is an amenable number.

1327634061 is a deficient number, since it is larger than the sum of its proper divisors (596207859).

1327634061 is a wasteful number, since it uses less digits than its factorization.

1327634061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312436.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 1327634061 is about 36436.7130927036. The cubic root of 1327634061 is about 1099.0719613375.

The spelling of 1327634061 in words is "one billion, three hundred twenty-seven million, six hundred thirty-four thousand, sixty-one".