1542113 has 4 divisors (see below), whose sum is σ = 1545108. Its totient is φ = 1539120.

The previous prime is 1542091. The next prime is 1542119. The reversal of 1542113 is 3112451.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3112451 = 1627 ⋅1913.

It can be written as a sum of positive squares in 2 ways, for example, as 889249 + 652864 = 943^2 + 808^2 .

It is a cyclic number.

It is not a de Polignac number, because 1542113 - 2¹⁴ = 1525729 is a prime.

It is a super-2 number, since 2×1542113² = 4756225009538, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1542091 and 1542100.

It is not an unprimeable number, because it can be changed into a prime (1542119) 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, 506 + ... + 1827.

It is an arithmetic number, because the mean of its divisors is an integer number (386277).

2^1542113 is an apocalyptic number.

It is an amenable number.

1542113 is a deficient number, since it is larger than the sum of its proper divisors (2995).

1542113 is an equidigital number, since it uses as much as digits as its factorization.

1542113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2994.

The product of its digits is 120, while the sum is 17.

The square root of 1542113 is about 1241.8184247304. The cubic root of 1542113 is about 115.5328267606.

Adding to 1542113 its reverse (3112451), we get a palindrome (4654564).

The spelling of 1542113 in words is "one million, five hundred forty-two thousand, one hundred thirteen".