140045121425 has 12 divisors (see below), whose sum is σ = 189442855536. Its totient is φ = 101850997200.

The previous prime is 140045121407. The next prime is 140045121481. The reversal of 140045121425 is 524121540041.

It is a happy number.

It is not a de Polignac number, because 140045121425 - 2¹⁴ = 140045105041 is a prime.

It is a super-2 number, since 2×140045121425² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 254627219 + ... + 254627768.

It is an arithmetic number, because the mean of its divisors is an integer number (15786904628).

Almost surely, 2^140045121425 is an apocalyptic number.

It is an amenable number.

140045121425 is a deficient number, since it is larger than the sum of its proper divisors (49397734111).

140045121425 is a wasteful number, since it uses less digits than its factorization.

140045121425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509255008 (or 509255003 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 140045121425 its reverse (524121540041), we get a palindrome (664166661466).

The spelling of 140045121425 in words is "one hundred forty billion, forty-five million, one hundred twenty-one thousand, four hundred twenty-five".