1125253301 has 4 divisors (see below), whose sum is σ = 1130210592. Its totient is φ = 1120296012.

The previous prime is 1125253291. The next prime is 1125253303. The reversal of 1125253301 is 1033525211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1125253301 - 2⁶ = 1125253237 is a prime.

It is a super-2 number, since 2×1125253301² = 2532389982822793202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125253303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2478305 + ... + 2478758.

It is an arithmetic number, because the mean of its divisors is an integer number (282552648).

Almost surely, 2^1125253301 is an apocalyptic number.

It is an amenable number.

1125253301 is a deficient number, since it is larger than the sum of its proper divisors (4957291).

1125253301 is an equidigital number, since it uses as much as digits as its factorization.

1125253301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4957290.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1125253301 is about 33544.7954383389. The cubic root of 1125253301 is about 1040.1199630479.

Adding to 1125253301 its reverse (1033525211), we get a palindrome (2158778512).

The spelling of 1125253301 in words is "one billion, one hundred twenty-five million, two hundred fifty-three thousand, three hundred one".