1540114 has 4 divisors (see below), whose sum is σ = 2310174. Its totient is φ = 770056.

The previous prime is 1540109. The next prime is 1540141. The reversal of 1540114 is 4110451.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1399489 + 140625 = 1183^2 + 375^2 .

It is a super-2 number, since 2×1540114² = 4743902265992, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385027 + ... + 385030.

2^1540114 is an apocalyptic number.

1540114 is a deficient number, since it is larger than the sum of its proper divisors (770060).

1540114 is an equidigital number, since it uses as much as digits as its factorization.

1540114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770059.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 1540114 is about 1241.0132956580. The cubic root of 1540114 is about 115.4828844662.

Adding to 1540114 its reverse (4110451), we get a palindrome (5650565).

The spelling of 1540114 in words is "one million, five hundred forty thousand, one hundred fourteen".