1501941 has 16 divisors (see below), whose sum is σ = 2351744. Its totient is φ = 834624.

The previous prime is 1501937. The next prime is 1501943. The reversal of 1501941 is 1491051.

It is not a de Polignac number, because 1501941 - 2² = 1501937 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

1501941 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1501943) 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, 190 + ... + 1743.

It is an arithmetic number, because the mean of its divisors is an integer number (146984).

2^1501941 is an apocalyptic number.

It is an amenable number.

1501941 is a deficient number, since it is larger than the sum of its proper divisors (849803).

1501941 is a wasteful number, since it uses less digits than its factorization.

1501941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1980.

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 1501941 is about 1225.5370251445. The cubic root of 1501941 is about 114.5207783144.

Adding to 1501941 its reverse (1491051), we get a palindrome (2992992).

It can be divided in two parts, 1501 and 941, that added together give a palindrome (2442).

The spelling of 1501941 in words is "one million, five hundred one thousand, nine hundred forty-one".