145356511453 has 2 divisors, whose sum is σ = 145356511454. Its totient is φ = 145356511452.

The previous prime is 145356511423. The next prime is 145356511483. The reversal of 145356511453 is 354115653541.

It is a balanced prime because it is at equal distance from previous prime (145356511423) and next prime (145356511483).

It can be written as a sum of positive squares in only one way, i.e., 142602151129 + 2754360324 = 377627^2 + 52482^2 .

It is a cyclic number.

It is not a de Polignac number, because 145356511453 - 2¹⁷ = 145356380381 is a prime.

It is a super-2 number, since 2×145356511453² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145356511403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72678255726 + 72678255727.

It is an arithmetic number, because the mean of its divisors is an integer number (72678255727).

Almost surely, 2^145356511453 is an apocalyptic number.

It is an amenable number.

145356511453 is a deficient number, since it is larger than the sum of its proper divisors (1).

145356511453 is an equidigital number, since it uses as much as digits as its factorization.

145356511453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 540000, while the sum is 43.

The spelling of 145356511453 in words is "one hundred forty-five billion, three hundred fifty-six million, five hundred eleven thousand, four hundred fifty-three".