1140269 has 8 divisors (see below), whose sum is σ = 1236480. Its totient is φ = 1045296.

The previous prime is 1140257. The next prime is 1140281. The reversal of 1140269 is 9620411.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1140257) and next prime (1140281).

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 1140269 - 2⁴ = 1140253 is a prime.

It is a super-2 number, since 2×1140269² = 2600426784722, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140239) 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, 2924 + ... + 3290.

It is an arithmetic number, because the mean of its divisors is an integer number (154560).

2^1140269 is an apocalyptic number.

It is an amenable number.

1140269 is a deficient number, since it is larger than the sum of its proper divisors (96211).

1140269 is a wasteful number, since it uses less digits than its factorization.

1140269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 1140269 is about 1067.8337885645. The cubic root of 1140269 is about 104.4726086798.

The spelling of 1140269 in words is "one million, one hundred forty thousand, two hundred sixty-nine".