1252154 has 8 divisors (see below), whose sum is σ = 1929108. Its totient is φ = 609120.

The previous prime is 1252151. The next prime is 1252159. The reversal of 1252154 is 4512521.

It can be written as a sum of positive squares in 2 ways, for example, as 1113025 + 139129 = 1055^2 + 373^2 .

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

It is a pancake number, because a pancake can be divided into 1252154 parts by 1582 straight cuts.

It is not an unprimeable number, because it can be changed into a prime (1252151) by changing a digit.

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, 8387 + ... + 8534.

2^1252154 is an apocalyptic number.

1252154 is a deficient number, since it is larger than the sum of its proper divisors (676954).

1252154 is a wasteful number, since it uses less digits than its factorization.

1252154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16960.

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

The square root of 1252154 is about 1118.9968722030. The cubic root of 1252154 is about 107.7835743587.

Adding to 1252154 its reverse (4512521), we get a palindrome (5764675).

The spelling of 1252154 in words is "one million, two hundred fifty-two thousand, one hundred fifty-four".