1425133773 has 48 divisors (see below), whose sum is σ = 2422607616. Its totient is φ = 790248960.

The previous prime is 1425133769. The next prime is 1425133781. The reversal of 1425133773 is 3773315241.

1425133773 is a `hidden beast` number, since 1 + 4 + 251 + 337 + 73 = 666.

It is not a de Polignac number, because 1425133773 - 2² = 1425133769 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425133753) 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, 1381768 + ... + 1382798.

It is an arithmetic number, because the mean of its divisors is an integer number (50470992).

Almost surely, 2^1425133773 is an apocalyptic number.

It is an amenable number.

1425133773 is a deficient number, since it is larger than the sum of its proper divisors (997473843).

1425133773 is a wasteful number, since it uses less digits than its factorization.

1425133773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1674 (or 1671 counting only the distinct ones).

The product of its digits is 52920, while the sum is 36.

The square root of 1425133773 is about 37750.9440014419. The cubic root of 1425133773 is about 1125.3437693131.

The spelling of 1425133773 in words is "one billion, four hundred twenty-five million, one hundred thirty-three thousand, seven hundred seventy-three".