1254014145 has 24 divisors (see below), whose sum is σ = 2183942592. Its totient is φ = 665632800.

The previous prime is 1254014131. The next prime is 1254014161. The reversal of 1254014145 is 5414104521.

It is not a de Polignac number, because 1254014145 - 2¹⁰ = 1254013121 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56541 + ... + 75530.

It is an arithmetic number, because the mean of its divisors is an integer number (90997608).

Almost surely, 2^1254014145 is an apocalyptic number.

1254014145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1254014145 is a deficient number, since it is larger than the sum of its proper divisors (929928447).

1254014145 is a wasteful number, since it uses less digits than its factorization.

1254014145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132293 (or 132290 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 1254014145 is about 35412.0621398980. The cubic root of 1254014145 is about 1078.3692079943.

Adding to 1254014145 its reverse (5414104521), we get a palindrome (6668118666).

The spelling of 1254014145 in words is "one billion, two hundred fifty-four million, fourteen thousand, one hundred forty-five".