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1054531 is a prime number
BaseRepresentation
bin100000001011101000011
31222120112201
410001131003
5232221111
634334031
711651302
oct4013503
91876481
101054531
11660315
1242a317
132abcaa
141d6439
1515c6c1
hex101743

1054531 has 2 divisors, whose sum is σ = 1054532. Its totient is φ = 1054530.

The previous prime is 1054523. The next prime is 1054549. The reversal of 1054531 is 1354501.

It is a weak prime.

It is an emirp because it is prime and its reverse (1354501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1054531 - 23 = 1054523 is a prime.

It is a super-2 number, since 2×10545312 = 2224071259922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1054499 and 1054508.

It is not a weakly prime, because it can be changed into another prime (1054331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527265 + 527266.

It is an arithmetic number, because the mean of its divisors is an integer number (527266).

21054531 is an apocalyptic number.

1054531 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054531 is an equidigital number, since it uses as much as digits as its factorization.

1054531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 1054531 is about 1026.9035982019. The cubic root of 1054531 is about 101.7856256313.

The spelling of 1054531 in words is "one million, fifty-four thousand, five hundred thirty-one".