1453631111045 has 16 divisors (see below), whose sum is σ = 1758116828160. Its totient is φ = 1153736376000.

The previous prime is 1453631111041. The next prime is 1453631111057. The reversal of 1453631111045 is 5401111363541.

It is not a de Polignac number, because 1453631111045 - 2² = 1453631111041 is a prime.

It is a super-2 number, since 2×1453631111045² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1453631110996 and 1453631111014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453631111041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2334620 + ... + 2890970.

It is an arithmetic number, because the mean of its divisors is an integer number (109882301760).

Almost surely, 2^{1453631111045} is an apocalyptic number.

It is an amenable number.

1453631111045 is a deficient number, since it is larger than the sum of its proper divisors (304485717115).

1453631111045 is a wasteful number, since it uses less digits than its factorization.

1453631111045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560476.

The product of its (nonzero) digits is 21600, while the sum is 35.

Adding to 1453631111045 its reverse (5401111363541), we get a palindrome (6854742474586).

The spelling of 1453631111045 in words is "one trillion, four hundred fifty-three billion, six hundred thirty-one million, one hundred eleven thousand, forty-five".