1601043 has 8 divisors (see below), whose sum is σ = 2260368. Its totient is φ = 1004544.

The previous prime is 1601023. The next prime is 1601051. The reversal of 1601043 is 3401061.

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

It is not a de Polignac number, because 1601043 - 2⁸ = 1600787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1601023) 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, 15646 + ... + 15747.

It is an arithmetic number, because the mean of its divisors is an integer number (282546).

2^1601043 is an apocalyptic number.

1601043 is a deficient number, since it is larger than the sum of its proper divisors (659325).

1601043 is a wasteful number, since it uses less digits than its factorization.

1601043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31413.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1601043 is about 1265.3232788501. The cubic root of 1601043 is about 116.9861185956.

The spelling of 1601043 in words is "one million, six hundred one thousand, forty-three".