1225014397154 has 8 divisors (see below), whose sum is σ = 1838381462508. Its totient is φ = 612220576320.

The previous prime is 1225014397153. The next prime is 1225014397237. The reversal of 1225014397154 is 4517934105221.

It can be written as a sum of positive squares in 2 ways, for example, as 1007359490929 + 217654906225 = 1003673^2 + 466535^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1225014397153) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 143305787 + ... + 143314334.

Almost surely, 2^{1225014397154} is an apocalyptic number.

1225014397154 is a deficient number, since it is larger than the sum of its proper divisors (613367065354).

1225014397154 is a wasteful number, since it uses less digits than its factorization.

1225014397154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286622260.

The product of its (nonzero) digits is 302400, while the sum is 44.

The spelling of 1225014397154 in words is "one trillion, two hundred twenty-five billion, fourteen million, three hundred ninety-seven thousand, one hundred fifty-four".