1354145245425 has 72 divisors (see below), whose sum is σ = 2778316870784. Its totient is φ = 617607866880.

The previous prime is 1354145245417. The next prime is 1354145245433. The reversal of 1354145245425 is 5245425414531.

1354145245425 is a `hidden beast` number, since 1 + 3 + 5 + 41 + 45 + 24 + 542 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (1354145245417) and next prime (1354145245433).

It is not a de Polignac number, because 1354145245425 - 2³ = 1354145245417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 310837 + ... + 1674786.

Almost surely, 2^{1354145245425} is an apocalyptic number.

1354145245425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1354145245425 is an abundant number, since it is smaller than the sum of its proper divisors (1424171625359).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1354145245425 is a wasteful number, since it uses less digits than its factorization.

1354145245425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1986079 (or 1986071 counting only the distinct ones).

The product of its digits is 1920000, while the sum is 45.

The spelling of 1354145245425 in words is "one trillion, three hundred fifty-four billion, one hundred forty-five million, two hundred forty-five thousand, four hundred twenty-five".