1142415 has 24 divisors (see below), whose sum is σ = 2021760. Its totient is φ = 596544.

The previous prime is 1142389. The next prime is 1142423. The reversal of 1142415 is 5142411.

It is not a de Polignac number, because 1142415 - 2⁷ = 1142287 is a prime.

It is a super-2 number, since 2×1142415² = 2610224064450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2146 + ... + 2624.

It is an arithmetic number, because the mean of its divisors is an integer number (84240).

2^1142415 is an apocalyptic number.

1142415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1142415 is a deficient number, since it is larger than the sum of its proper divisors (879345).

1142415 is a wasteful number, since it uses less digits than its factorization.

1142415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543 (or 540 counting only the distinct ones).

The product of its digits is 160, while the sum is 18.

The square root of 1142415 is about 1068.8381542591. The cubic root of 1142415 is about 104.5381071768.

Adding to 1142415 its reverse (5142411), we get a palindrome (6284826).

The spelling of 1142415 in words is "one million, one hundred forty-two thousand, four hundred fifteen".