1155201425 has 96 divisors (see below), whose sum is σ = 1851310080. Its totient is φ = 696038400.

The previous prime is 1155201419. The next prime is 1155201433. The reversal of 1155201425 is 5241025511.

It is a de Polignac number, because none of the positive numbers 2^k-1155201425 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1155201394 and 1155201403.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6048080 + ... + 6048270.

It is an arithmetic number, because the mean of its divisors is an integer number (19284480).

Almost surely, 2^1155201425 is an apocalyptic number.

It is an amenable number.

1155201425 is a deficient number, since it is larger than the sum of its proper divisors (696108655).

1155201425 is a wasteful number, since it uses less digits than its factorization.

1155201425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351 (or 346 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 1155201425 is about 33988.2542211276. The cubic root of 1155201425 is about 1049.2667367250.

Adding to 1155201425 its reverse (5241025511), we get a palindrome (6396226936).

The spelling of 1155201425 in words is "one billion, one hundred fifty-five million, two hundred one thousand, four hundred twenty-five".