1245104453454 has 32 divisors (see below), whose sum is σ = 2576157696000. Its totient is φ = 400710903264.

The previous prime is 1245104453449. The next prime is 1245104453471. The reversal of 1245104453454 is 4543544015421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6771667 + ... + 6953105.

It is an arithmetic number, because the mean of its divisors is an integer number (80504928000).

Almost surely, 2^{1245104453454} is an apocalyptic number.

1245104453454 is an abundant number, since it is smaller than the sum of its proper divisors (1331053242546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1245104453454 is a wasteful number, since it uses less digits than its factorization.

1245104453454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220912.

The product of its (nonzero) digits is 768000, while the sum is 42.

Adding to 1245104453454 its reverse (4543544015421), we get a palindrome (5788648468875).

The spelling of 1245104453454 in words is "one trillion, two hundred forty-five billion, one hundred four million, four hundred fifty-three thousand, four hundred fifty-four".