1425413249 has 8 divisors (see below), whose sum is σ = 1587993960. Its totient is φ = 1270394496.

The previous prime is 1425413239. The next prime is 1425413251. The reversal of 1425413249 is 9423145241.

It can be written as a sum of positive squares in 4 ways, for example, as 380055025 + 1045358224 = 19495^2 + 32332^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1425413249 - 2⁸ = 1425412993 is a prime.

It is a super-3 number, since 3×1425413249³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1425413219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1890092 + ... + 1890845.

It is an arithmetic number, because the mean of its divisors is an integer number (198499245).

Almost surely, 2^1425413249 is an apocalyptic number.

It is an amenable number.

1425413249 is a deficient number, since it is larger than the sum of its proper divisors (162580711).

1425413249 is a wasteful number, since it uses less digits than its factorization.

1425413249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3780979.

The product of its digits is 34560, while the sum is 35.

The square root of 1425413249 is about 37754.6453962953. The cubic root of 1425413249 is about 1125.4173263889.

The spelling of 1425413249 in words is "one billion, four hundred twenty-five million, four hundred thirteen thousand, two hundred forty-nine".