1542001 has 8 divisors (see below), whose sum is σ = 1584000. Its totient is φ = 1500720.

The previous prime is 1541999. The next prime is 1542007. The reversal of 1542001 is 1002451.

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 1542001 - 2¹ = 1541999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1542007) 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, 10275 + ... + 10423.

It is an arithmetic number, because the mean of its divisors is an integer number (198000).

2^1542001 is an apocalyptic number.

It is an amenable number.

1542001 is a deficient number, since it is larger than the sum of its proper divisors (41999).

1542001 is a wasteful number, since it uses less digits than its factorization.

1542001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 1542001 is about 1241.7733287521. The cubic root of 1542001 is about 115.5300297347.

Adding to 1542001 its reverse (1002451), we get a palindrome (2544452).

The spelling of 1542001 in words is "one million, five hundred forty-two thousand, one".