1141390 has 16 divisors (see below), whose sum is σ = 2070432. Its totient is φ = 453024.

The previous prime is 1141381. The next prime is 1141391. The reversal of 1141390 is 931411.

It is a happy number.

It is a super-2 number, since 2×1141390² = 2605542264200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141391) 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, 1207 + ... + 1933.

It is an arithmetic number, because the mean of its divisors is an integer number (129402).

2^1141390 is an apocalyptic number.

1141390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1141390 is a deficient number, since it is larger than the sum of its proper divisors (929042).

1141390 is a wasteful number, since it uses less digits than its factorization.

1141390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 1141390 is about 1068.3585540445. The cubic root of 1141390 is about 104.5068331879.

The spelling of 1141390 in words is "one million, one hundred forty-one thousand, three hundred ninety".