1450154 has 4 divisors (see below), whose sum is σ = 2175234. Its totient is φ = 725076.

The previous prime is 1450147. The next prime is 1450157. The reversal of 1450154 is 4510541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4510541 = 7 ⋅644363.

It can be written as a sum of positive squares in only one way, i.e., 1311025 + 139129 = 1145^2 + 373^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1450157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362537 + ... + 362540.

2^1450154 is an apocalyptic number.

1450154 is a deficient number, since it is larger than the sum of its proper divisors (725080).

1450154 is an equidigital number, since it uses as much as digits as its factorization.

1450154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725079.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 1450154 is about 1204.2234012010. The cubic root of 1450154 is about 113.1891264679.

Adding to 1450154 its reverse (4510541), we get a palindrome (5960695).

The spelling of 1450154 in words is "one million, four hundred fifty thousand, one hundred fifty-four".