1154025004 has 24 divisors (see below), whose sum is σ = 2216668608. Its totient is φ = 521335440.

The previous prime is 1154024999. The next prime is 1154025007. The reversal of 1154025004 is 4005204511.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1154025007) 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 7 ways as a sum of consecutive naturals, for example, 73282 + ... + 87625.

It is an arithmetic number, because the mean of its divisors is an integer number (92361192).

Almost surely, 2^1154025004 is an apocalyptic number.

It is an amenable number.

1154025004 is a deficient number, since it is larger than the sum of its proper divisors (1062643604).

1154025004 is a wasteful number, since it uses less digits than its factorization.

1154025004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161085 (or 161083 counting only the distinct ones).

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

The square root of 1154025004 is about 33970.9435253129. The cubic root of 1154025004 is about 1048.9104356067.

Adding to 1154025004 its reverse (4005204511), we get a palindrome (5159229515).

The spelling of 1154025004 in words is "one billion, one hundred fifty-four million, twenty-five thousand, four".