145098552 has 32 divisors (see below), whose sum is σ = 363369600. Its totient is φ = 48283104.

The previous prime is 145098533. The next prime is 145098557. The reversal of 145098552 is 255890541.

It is a self number, because there is not a number n which added to its sum of digits gives 145098552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145098557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9973 + ... + 19739.

It is an arithmetic number, because the mean of its divisors is an integer number (11355300).

Almost surely, 2^145098552 is an apocalyptic number.

145098552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145098552 is an abundant number, since it is smaller than the sum of its proper divisors (218271048).

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

145098552 is a wasteful number, since it uses less digits than its factorization.

145098552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10395 (or 10391 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 39.

The square root of 145098552 is about 12045.6860327671. The cubic root of 145098552 is about 525.4777836485.

The spelling of 145098552 in words is "one hundred forty-five million, ninety-eight thousand, five hundred fifty-two".