1425345436 has 12 divisors (see below), whose sum is σ = 2494915920. Its totient is φ = 712512320.

The previous prime is 1425345421. The next prime is 1425345437. The reversal of 1425345436 is 6345435241.

It is a super-2 number, since 2×1425345436² = 4063219223852060192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1425345395 and 1425345404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425345437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18856 + ... + 56623.

It is an arithmetic number, because the mean of its divisors is an integer number (207909660).

Almost surely, 2^1425345436 is an apocalyptic number.

It is an amenable number.

1425345436 is a deficient number, since it is larger than the sum of its proper divisors (1069570484).

1425345436 is a wasteful number, since it uses less digits than its factorization.

1425345436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80204 (or 80202 counting only the distinct ones).

The product of its digits is 172800, while the sum is 37.

The square root of 1425345436 is about 37753.7473106975. The cubic root of 1425345436 is about 1125.3994791353.

The spelling of 1425345436 in words is "one billion, four hundred twenty-five million, three hundred forty-five thousand, four hundred thirty-six".