133154001554 has 32 divisors (see below), whose sum is σ = 229106294400. Its totient is φ = 56855779200.

The previous prime is 133154001511. The next prime is 133154001611. The reversal of 133154001554 is 455100451331.

It is a self number, because there is not a number n which added to its sum of digits gives 133154001554.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4732829 + ... + 4760879.

It is an arithmetic number, because the mean of its divisors is an integer number (7159571700).

Almost surely, 2^133154001554 is an apocalyptic number.

133154001554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

133154001554 is a deficient number, since it is larger than the sum of its proper divisors (95952292846).

133154001554 is a wasteful number, since it uses less digits than its factorization.

133154001554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29298.

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 133154001554 its reverse (455100451331), we get a palindrome (588254452885).

The spelling of 133154001554 in words is "one hundred thirty-three billion, one hundred fifty-four million, one thousand, five hundred fifty-four".