1601770151 has 12 divisors (see below), whose sum is σ = 1629174360. Its totient is φ = 1574687520.

The previous prime is 1601770133. The next prime is 1601770169. The reversal of 1601770151 is 1510771061.

It is an interprime number because it is at equal distance from previous prime (1601770133) and next prime (1601770169).

It is not a de Polignac number, because 1601770151 - 2⁶ = 1601770087 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 (1601770171) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3262016 + ... + 3262506.

It is an arithmetic number, because the mean of its divisors is an integer number (135764530).

Almost surely, 2^1601770151 is an apocalyptic number.

1601770151 is a deficient number, since it is larger than the sum of its proper divisors (27404209).

1601770151 is an equidigital number, since it uses as much as digits as its factorization.

1601770151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946 (or 773 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 29.

The square root of 1601770151 is about 40022.1207708937. The cubic root of 1601770151 is about 1170.0382657268.

It can be divided in two parts, 16017 and 70151, that added together give a palindrome (86168).

The spelling of 1601770151 in words is "one billion, six hundred one million, seven hundred seventy thousand, one hundred fifty-one".