1425211103 has 16 divisors (see below), whose sum is σ = 1483422720. Its totient is φ = 1368143136.

The previous prime is 1425211093. The next prime is 1425211129. The reversal of 1425211103 is 3011125241.

It is a cyclic number.

It is not a de Polignac number, because 1425211103 - 2²² = 1421016799 is a prime.

It is a super-2 number, since 2×1425211103² = 4062453376228953218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425211153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1398128 + ... + 1399146.

It is an arithmetic number, because the mean of its divisors is an integer number (92713920).

Almost surely, 2^1425211103 is an apocalyptic number.

1425211103 is a deficient number, since it is larger than the sum of its proper divisors (58211617).

1425211103 is a wasteful number, since it uses less digits than its factorization.

1425211103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1425211103 is about 37751.9682003469. The cubic root of 1425211103 is about 1125.3641232526.

Adding to 1425211103 its reverse (3011125241), we get a palindrome (4436336344).

The spelling of 1425211103 in words is "one billion, four hundred twenty-five million, two hundred eleven thousand, one hundred three".