1601141 has 4 divisors (see below), whose sum is σ = 1612800. Its totient is φ = 1589484.

The previous prime is 1601137. The next prime is 1601147. The reversal of 1601141 is 1411061.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1601141 - 2² = 1601137 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 (1601147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5621 + ... + 5898.

It is an arithmetic number, because the mean of its divisors is an integer number (403200).

2^1601141 is an apocalyptic number.

It is an amenable number.

1601141 is a deficient number, since it is larger than the sum of its proper divisors (11659).

1601141 is a wasteful number, since it uses less digits than its factorization.

1601141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11658.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1601141 is about 1265.3620035389. The cubic root of 1601141 is about 116.9885054576.

Adding to 1601141 its sum of digits (14), we get a triangular number (1601155 = T₁₇₈₉).

The spelling of 1601141 in words is "one million, six hundred one thousand, one hundred forty-one".