541400145 has 32 divisors (see below), whose sum is σ = 1017684864. Its totient is φ = 242304000.

The previous prime is 541400137. The next prime is 541400161. The reversal of 541400145 is 541004145.

It is a happy number.

It is not a de Polignac number, because 541400145 - 2³ = 541400137 is a prime.

It is a super-2 number, since 2×541400145² = 586228234012042050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124056 + ... + 128345.

It is an arithmetic number, because the mean of its divisors is an integer number (31802652).

Almost surely, 2^541400145 is an apocalyptic number.

541400145 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

541400145 is a deficient number, since it is larger than the sum of its proper divisors (476284719).

541400145 is a wasteful number, since it uses less digits than its factorization.

541400145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252433.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 541400145 is about 23268.0068978845. The cubic root of 541400145 is about 815.0284883464.

The spelling of 541400145 in words is "five hundred forty-one million, four hundred thousand, one hundred forty-five".