1425114555021 has 12 divisors (see below), whose sum is σ = 2058549326080. Its totient is φ = 950053051080.

The previous prime is 1425114554959. The next prime is 1425114555037. The reversal of 1425114555021 is 1205554115241.

1425114555021 is a `hidden beast` number, since 1 + 4 + 2 + 5 + 1 + 145 + 5 + 502 + 1 = 666.

It is not a de Polignac number, because 1425114555021 - 2¹⁹ = 1425114030733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425114555721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1552045 + ... + 2293266.

Almost surely, 2^{1425114555021} is an apocalyptic number.

It is an amenable number.

1425114555021 is a deficient number, since it is larger than the sum of its proper divisors (633434771059).

1425114555021 is a wasteful number, since it uses less digits than its factorization.

1425114555021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3886496 (or 3886493 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 36.

The spelling of 1425114555021 in words is "one trillion, four hundred twenty-five billion, one hundred fourteen million, five hundred fifty-five thousand, twenty-one".