1045155542 has 16 divisors (see below), whose sum is σ = 1576694160. Its totient is φ = 519597408.

The previous prime is 1045155541. The next prime is 1045155557. The reversal of 1045155542 is 2455515401.

It is a junction number, because it is equal to n+sod(n) for n = 1045155499 and 1045155508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045155541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 583973 + ... + 585759.

It is an arithmetic number, because the mean of its divisors is an integer number (98543385).

Almost surely, 2^1045155542 is an apocalyptic number.

1045155542 is a deficient number, since it is larger than the sum of its proper divisors (531538618).

1045155542 is a wasteful number, since it uses less digits than its factorization.

1045155542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3295.

The product of its (nonzero) digits is 20000, while the sum is 32.

The square root of 1045155542 is about 32328.8654610705. The cubic root of 1045155542 is about 1014.8308071337.

The spelling of 1045155542 in words is "one billion, forty-five million, one hundred fifty-five thousand, five hundred forty-two".