145234111521430 has 32 divisors (see below), whose sum is σ = 265447838694240. Its totient is φ = 57199695168000.

The previous prime is 145234111521361. The next prime is 145234111521461. The reversal of 145234111521430 is 34125111432541.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 145234111521430.

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, 49481821 + ... + 52334680.

It is an arithmetic number, because the mean of its divisors is an integer number (8295244959195).

Almost surely, 2^{145234111521430} is an apocalyptic number.

145234111521430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145234111521430 is a deficient number, since it is larger than the sum of its proper divisors (120213727172810).

145234111521430 is a wasteful number, since it uses less digits than its factorization.

145234111521430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101818704.

The product of its (nonzero) digits is 57600, while the sum is 37.

Adding to 145234111521430 its reverse (34125111432541), we get a palindrome (179359222953971).

The spelling of 145234111521430 in words is "one hundred forty-five trillion, two hundred thirty-four billion, one hundred eleven million, five hundred twenty-one thousand, four hundred thirty".