1425516052 has 12 divisors (see below), whose sum is σ = 2495151540. Its totient is φ = 712615616.

The previous prime is 1425516049. The next prime is 1425516067. The reversal of 1425516052 is 2506155241.

It can be written as a sum of positive squares in 2 ways, for example, as 444197776 + 981318276 = 21076^2 + 31326^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11227 + ... + 54562.

It is an arithmetic number, because the mean of its divisors is an integer number (207929295).

Almost surely, 2^1425516052 is an apocalyptic number.

It is an amenable number.

1425516052 is a deficient number, since it is larger than the sum of its proper divisors (1069635488).

1425516052 is a wasteful number, since it uses less digits than its factorization.

1425516052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71210 (or 71208 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 1425516052 is about 37756.0068333504. The cubic root of 1425516052 is about 1125.4443813491. Note that the first 3 decimals are identical.

The spelling of 1425516052 in words is "one billion, four hundred twenty-five million, five hundred sixteen thousand, fifty-two".