4151220425 has 24 divisors (see below), whose sum is σ = 5659732992. Its totient is φ = 2995272000.

The previous prime is 4151220407. The next prime is 4151220427. The reversal of 4151220425 is 5240221514.

It is a de Polignac number, because none of the positive numbers 2^k-4151220425 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4151220394 and 4151220403.

It is not an unprimeable number, because it can be changed into a prime (4151220427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24506 + ... + 94355.

It is an arithmetic number, because the mean of its divisors is an integer number (235822208).

Almost surely, 2^4151220425 is an apocalyptic number.

It is an amenable number.

4151220425 is a deficient number, since it is larger than the sum of its proper divisors (1508512567).

4151220425 is a wasteful number, since it uses less digits than its factorization.

4151220425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119009 (or 119004 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 4151220425 is about 64429.9652723793. The cubic root of 4151220425 is about 1607.1580878604.

Adding to 4151220425 its reverse (5240221514), we get a palindrome (9391441939).

The spelling of 4151220425 in words is "four billion, one hundred fifty-one million, two hundred twenty thousand, four hundred twenty-five".