1051302225 has 48 divisors (see below), whose sum is σ = 1803567104. Its totient is φ = 539784000.

The previous prime is 1051302221. The next prime is 1051302269. The reversal of 1051302225 is 5222031501.

It is not a de Polignac number, because 1051302225 - 2² = 1051302221 is a prime.

It is a super-2 number, since 2×1051302225² = 2210472736579901250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051302221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 489504 + ... + 491646.

Almost surely, 2^1051302225 is an apocalyptic number.

1051302225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1051302225 is a deficient number, since it is larger than the sum of its proper divisors (752264879).

1051302225 is a wasteful number, since it uses less digits than its factorization.

1051302225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2398 (or 2393 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1051302225 is about 32423.7910337456. The cubic root of 1051302225 is about 1016.8163663226.

Adding to 1051302225 its reverse (5222031501), we get a palindrome (6273333726).

The spelling of 1051302225 in words is "one billion, fifty-one million, three hundred two thousand, two hundred twenty-five".