1554252141 has 16 divisors (see below), whose sum is σ = 2240058240. Its totient is φ = 952900800.

The previous prime is 1554252137. The next prime is 1554252169. The reversal of 1554252141 is 1412524551.

It is not a de Polignac number, because 1554252141 - 2² = 1554252137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1554252099 and 1554252108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1554252101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63585 + ... + 84566.

It is an arithmetic number, because the mean of its divisors is an integer number (140003640).

Almost surely, 2^1554252141 is an apocalyptic number.

It is an amenable number.

1554252141 is a deficient number, since it is larger than the sum of its proper divisors (685806099).

1554252141 is a wasteful number, since it uses less digits than its factorization.

1554252141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148436.

The product of its digits is 8000, while the sum is 30.

The square root of 1554252141 is about 39424.0046291596. The cubic root of 1554252141 is about 1158.3518361702.

Adding to 1554252141 its reverse (1412524551), we get a palindrome (2966776692).

The spelling of 1554252141 in words is "one billion, five hundred fifty-four million, two hundred fifty-two thousand, one hundred forty-one".