1061397841425 has 12 divisors (see below), whose sum is σ = 1754844431280. Its totient is φ = 566078848720.

The previous prime is 1061397841423. The next prime is 1061397841447. The reversal of 1061397841425 is 5241487931601.

It is not a de Polignac number, because 1061397841425 - 2¹ = 1061397841423 is a prime.

It is a super-2 number, since 2×1061397841425² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061397841423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7075985535 + ... + 7075985684.

It is an arithmetic number, because the mean of its divisors is an integer number (146237035940).

It is a 1-persistent number, because it is pandigital, but 2⋅1061397841425 = 2122795682850 is not.

Almost surely, 2^{1061397841425} is an apocalyptic number.

1061397841425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1061397841425 is a deficient number, since it is larger than the sum of its proper divisors (693446589855).

1061397841425 is a wasteful number, since it uses less digits than its factorization.

1061397841425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14151971232 (or 14151971227 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 1061397841425 in words is "one trillion, sixty-one billion, three hundred ninety-seven million, eight hundred forty-one thousand, four hundred twenty-five".