1554120141 has 32 divisors (see below), whose sum is σ = 2436615168. Its totient is φ = 862773120.

The previous prime is 1554120131. The next prime is 1554120149. The reversal of 1554120141 is 1410214551.

It is not a de Polignac number, because 1554120141 - 2¹⁴ = 1554103757 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1554120149) 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, 95146 + ... + 110276.

It is an arithmetic number, because the mean of its divisors is an integer number (76144224).

Almost surely, 2^1554120141 is an apocalyptic number.

It is an amenable number.

1554120141 is a deficient number, since it is larger than the sum of its proper divisors (882495027).

1554120141 is a wasteful number, since it uses less digits than its factorization.

1554120141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15281.

The product of its (nonzero) digits is 800, while the sum is 24.

The square root of 1554120141 is about 39422.3304866671. The cubic root of 1554120141 is about 1158.3190429558.

Adding to 1554120141 its reverse (1410214551), we get a palindrome (2964334692).

The spelling of 1554120141 in words is "one billion, five hundred fifty-four million, one hundred twenty thousand, one hundred forty-one".