1145341 has 8 divisors (see below), whose sum is σ = 1227960. Its totient is φ = 1064448.
The previous prime is 1145329. The next prime is 1145359. The reversal of 1145341 is 1435411.
1145341 is a nontrivial binomial coefficient, being equal to C(1514, 2).
It can be written as a sum of positive squares in 4 ways, for example, as 202500 + 942841 = 450^2 + 971^2 .
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 1145341 - 27 = 1145213 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1145311) 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, 1135 + ... + 1891.
It is an arithmetic number, because the mean of its divisors is an integer number (153495).
21145341 is an apocalyptic number.
1145341 is the 1513-rd triangular number and also the 757-th hexagonal number.
1145341 is the 505-th centered nonagonal number.
It is an amenable number.
1145341 is a deficient number, since it is larger than the sum of its proper divisors (82619).
1145341 is an equidigital number, since it uses as much as digits as its factorization.
1145341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 863.
The product of its digits is 240, while the sum is 19.
The square root of 1145341 is about 1070.2060549259. The cubic root of 1145341 is about 104.6272801801.
The spelling of 1145341 in words is "one million, one hundred forty-five thousand, three hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •