1551034121054 has 32 divisors (see below), whose sum is σ = 2566530860256. Its totient is φ = 697145835520.

The previous prime is 1551034121053. The next prime is 1551034121057. The reversal of 1551034121054 is 4501214301551.

It is a self number, because there is not a number n which added to its sum of digits gives 1551034121054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1551034121051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226589 + ... + 1775784.

It is an arithmetic number, because the mean of its divisors is an integer number (80204089383).

Almost surely, 2^{1551034121054} is an apocalyptic number.

1551034121054 is a deficient number, since it is larger than the sum of its proper divisors (1015496739202).

1551034121054 is a wasteful number, since it uses less digits than its factorization.

1551034121054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002780.

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 1551034121054 in words is "one trillion, five hundred fifty-one billion, thirty-four million, one hundred twenty-one thousand, fifty-four".