127033520145 has 16 divisors (see below), whose sum is σ = 232289865600. Its totient is φ = 58072466304.

The previous prime is 127033520123. The next prime is 127033520161. The reversal of 127033520145 is 541025330721.

It is not a de Polignac number, because 127033520145 - 2¹³ = 127033511953 is a prime.

It is a super-2 number, since 2×127033520145² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 604921420 + ... + 604921629.

It is an arithmetic number, because the mean of its divisors is an integer number (14518116600).

Almost surely, 2^127033520145 is an apocalyptic number.

127033520145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

127033520145 is a deficient number, since it is larger than the sum of its proper divisors (105256345455).

127033520145 is a wasteful number, since it uses less digits than its factorization.

127033520145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209843064.

The product of its (nonzero) digits is 25200, while the sum is 33.

Adding to 127033520145 its reverse (541025330721), we get a palindrome (668058850866).

The spelling of 127033520145 in words is "one hundred twenty-seven billion, thirty-three million, five hundred twenty thousand, one hundred forty-five".