1145254 has 8 divisors (see below), whose sum is σ = 1874088. Its totient is φ = 520560.

The previous prime is 1145227. The next prime is 1145269. The reversal of 1145254 is 4525411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 52057 = 1145254 / (1 + 1 + 4 + 5 + 2 + 5 + 4).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26007 + ... + 26050.

It is an arithmetic number, because the mean of its divisors is an integer number (234261).

2^1145254 is an apocalyptic number.

1145254 is a deficient number, since it is larger than the sum of its proper divisors (728834).

1145254 is a wasteful number, since it uses less digits than its factorization.

1145254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52070.

The product of its digits is 800, while the sum is 22.

The square root of 1145254 is about 1070.1654077758. The cubic root of 1145254 is about 104.6246309534.

It can be divided in two parts, 11 and 45254, that multiplied together give a palindrome (497794).

The spelling of 1145254 in words is "one million, one hundred forty-five thousand, two hundred fifty-four".