1353451203654 has 16 divisors (see below), whose sum is σ = 2952984444480. Its totient is φ = 410136728360.

The previous prime is 1353451203649. The next prime is 1353451203659. The reversal of 1353451203654 is 4563021543531.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1353451203649) and next prime (1353451203659).

It is a super-2 number, since 2×1353451203654² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353451203659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10253418144 + ... + 10253418275.

It is an arithmetic number, because the mean of its divisors is an integer number (184561527780).

Almost surely, 2^{1353451203654} is an apocalyptic number.

1353451203654 is an abundant number, since it is smaller than the sum of its proper divisors (1599533240826).

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

1353451203654 is a wasteful number, since it uses less digits than its factorization.

1353451203654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20506836435.

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 1353451203654 in words is "one trillion, three hundred fifty-three billion, four hundred fifty-one million, two hundred three thousand, six hundred fifty-four".