1611327097 has 8 divisors (see below), whose sum is σ = 1661178816. Its totient is φ = 1561807152.

The previous prime is 1611327071. The next prime is 1611327119. The reversal of 1611327097 is 7907231161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1611327097 - 2¹⁵ = 1611294329 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1611327197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73063 + ... + 92524.

It is an arithmetic number, because the mean of its divisors is an integer number (207647352).

Almost surely, 2^1611327097 is an apocalyptic number.

It is an amenable number.

1611327097 is a deficient number, since it is larger than the sum of its proper divisors (49851719).

1611327097 is a wasteful number, since it uses less digits than its factorization.

1611327097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165887.

The product of its (nonzero) digits is 15876, while the sum is 37.

The square root of 1611327097 is about 40141.3390035759. The cubic root of 1611327097 is about 1172.3606602888.

The spelling of 1611327097 in words is "one billion, six hundred eleven million, three hundred twenty-seven thousand, ninety-seven".