1011603029340 has 48 divisors (see below), whose sum is σ = 2832601675680. Its totient is φ = 269750027520.

The previous prime is 1011603029321. The next prime is 1011603029347. The reversal of 1011603029340 is 439203061101.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1011603029298 and 1011603029307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011603029347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1237870 + ... + 1885610.

It is an arithmetic number, because the mean of its divisors is an integer number (59012534910).

Almost surely, 2^{1011603029340} is an apocalyptic number.

1011603029340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011603029340 is an abundant number, since it is smaller than the sum of its proper divisors (1820998646340).

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

1011603029340 is a wasteful number, since it uses less digits than its factorization.

1011603029340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673782 (or 673780 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The spelling of 1011603029340 in words is "one trillion, eleven billion, six hundred three million, twenty-nine thousand, three hundred forty".