1142495 has 8 divisors (see below), whose sum is σ = 1388016. Its totient is φ = 902656.

The previous prime is 1142483. The next prime is 1142503. The reversal of 1142495 is 5942411.

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 1142495 - 2⁶ = 1142431 is a prime.

It is a super-3 number, since 3×1142495³ = 4473878433350812125, which contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 962 + ... + 1791.

It is an arithmetic number, because the mean of its divisors is an integer number (173502).

2^1142495 is an apocalyptic number.

1142495 is a deficient number, since it is larger than the sum of its proper divisors (245521).

1142495 is an equidigital number, since it uses as much as digits as its factorization.

1142495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2841.

The product of its digits is 1440, while the sum is 26.

The square root of 1142495 is about 1068.8755774177. The cubic root of 1142495 is about 104.5405472864.

The spelling of 1142495 in words is "one million, one hundred forty-two thousand, four hundred ninety-five".