1151401232355 has 32 divisors (see below), whose sum is σ = 2013238326528. Its totient is φ = 557277417600.

The previous prime is 1151401232353. The next prime is 1151401232419. The reversal of 1151401232355 is 5532321041511.

It is not a de Polignac number, because 1151401232355 - 2¹ = 1151401232353 is a prime.

It is a super-2 number, since 2×1151401232355² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1151401232353) 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 31 ways as a sum of consecutive naturals, for example, 6016284 + ... + 6204713.

It is an arithmetic number, because the mean of its divisors is an integer number (62913697704).

Almost surely, 2^{1151401232355} is an apocalyptic number.

1151401232355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1151401232355 is a deficient number, since it is larger than the sum of its proper divisors (861837094173).

1151401232355 is a wasteful number, since it uses less digits than its factorization.

1151401232355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12221587.

The product of its (nonzero) digits is 18000, while the sum is 33.

Adding to 1151401232355 its reverse (5532321041511), we get a palindrome (6683722273866).

The spelling of 1151401232355 in words is "one trillion, one hundred fifty-one billion, four hundred one million, two hundred thirty-two thousand, three hundred fifty-five".