1154022325 has 24 divisors (see below), whose sum is σ = 1455387008. Its totient is φ = 907562880.

The previous prime is 1154022319. The next prime is 1154022383. The reversal of 1154022325 is 5232204511.

It is not a de Polignac number, because 1154022325 - 2²³ = 1145633717 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1154022325.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 668914 + ... + 670636.

Almost surely, 2^1154022325 is an apocalyptic number.

It is an amenable number.

1154022325 is a deficient number, since it is larger than the sum of its proper divisors (301364683).

1154022325 is a wasteful number, since it uses less digits than its factorization.

1154022325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2173 (or 2168 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1154022325 is about 33970.9040945336. The cubic root of 1154022325 is about 1048.9096239451.

Adding to 1154022325 its reverse (5232204511), we get a palindrome (6386226836).

It can be divided in two parts, 11 and 54022325, that multiplied together give a triangular number (594245575 = T₃₄₄₇₄).

The spelling of 1154022325 in words is "one billion, one hundred fifty-four million, twenty-two thousand, three hundred twenty-five".